pacmd list-cards and pacmd list-sinks logs
calvin@calvin-PC:~$ pacmd list-cards
1 card(s) available.
    index: 0
        name:
        driver:
        owner module: 6
        properties:
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xef228000 irq 130"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1f.3"
                sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "9d71"
                device.form_factor = "internal"
                device.string = "0"
                device.description = "内置音频"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        profiles:
                input:analog-stereo: 模拟立体声 输入 (priority 60, available: unknown)
                output:analog-stereo: 模拟立体声 输出 (priority 6000, available: unknown)
                output:analog-stereo+input:analog-stereo: 模拟立体声双工 (priority 6060, available: unknown)
                output:hdmi-stereo: Digital Stereo (HDMI) 输出 (priority 5400, available: no)
                output:hdmi-stereo+input:analog-stereo: Digital Stereo (HDMI) 输出 + 模拟立体声 输入 (priority 5460, available: unknown)
                output:hdmi-surround: Digital Surround 5.1 (HDMI) 输出 (priority 300, available: no)
                output:hdmi-surround+input:analog-stereo: Digital Surround 5.1 (HDMI) 输出 + 模拟立体声 输入 (priority 360, available: unknown)
                output:hdmi-surround71: Digital Surround 7.1 (HDMI) 输出 (priority 300, available: no)
                output:hdmi-surround71+input:analog-stereo: Digital Surround 7.1 (HDMI) 输出 + 模拟立体声 输入 (priority 360, available: unknown)
                output:hdmi-stereo-extra1: Digital Stereo (HDMI 2) 输出 (priority 5200, available: no)
                output:hdmi-stereo-extra1+input:analog-stereo: Digital Stereo (HDMI 2) 输出 + 模拟立体声 输入 (priority 5260, available: unknown)
                output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI 2) 输出 (priority 100, available: no)
                output:hdmi-surround-extra1+input:analog-stereo: Digital Surround 5.1 (HDMI 2) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-surround71-extra1: Digital Surround 7.1 (HDMI 2) 输出 (priority 100, available: no)
                output:hdmi-surround71-extra1+input:analog-stereo: Digital Surround 7.1 (HDMI 2) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-stereo-extra2: Digital Stereo (HDMI 3) 输出 (priority 5200, available: no)
                output:hdmi-stereo-extra2+input:analog-stereo: Digital Stereo (HDMI 3) 输出 + 模拟立体声 输入 (priority 5260, available: unknown)
                output:hdmi-surround-extra2: Digital Surround 5.1 (HDMI 3) 输出 (priority 100, available: no)
                output:hdmi-surround-extra2+input:analog-stereo: Digital Surround 5.1 (HDMI 3) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-surround71-extra2: Digital Surround 7.1 (HDMI 3) 输出 (priority 100, available: no)
                output:hdmi-surround71-extra2+input:analog-stereo: Digital Surround 7.1 (HDMI 3) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-stereo-extra3: Digital Stereo (HDMI 4) 输出 (priority 5200, available: no)
                output:hdmi-stereo-extra3+input:analog-stereo: Digital Stereo (HDMI 4) 输出 + 模拟立体声 输入 (priority 5260, available: unknown)
                output:hdmi-surround-extra3: Digital Surround 5.1 (HDMI 4) 输出 (priority 100, available: no)
                output:hdmi-surround-extra3+input:analog-stereo: Digital Surround 5.1 (HDMI 4) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-surround71-extra3: Digital Surround 7.1 (HDMI 4) 输出 (priority 100, available: no)
                output:hdmi-surround71-extra3+input:analog-stereo: Digital Surround 7.1 (HDMI 4) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-stereo-extra4: Digital Stereo (HDMI 5) 输出 (priority 5200, available: no)
                output:hdmi-stereo-extra4+input:analog-stereo: Digital Stereo (HDMI 5) 输出 + 模拟立体声 输入 (priority 5260, available: unknown)
                output:hdmi-surround-extra4: Digital Surround 5.1 (HDMI 5) 输出 (priority 100, available: no)
                output:hdmi-surround-extra4+input:analog-stereo: Digital Surround 5.1 (HDMI 5) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                output:hdmi-surround71-extra4: Digital Surround 7.1 (HDMI 5) 输出 (priority 100, available: no)
                output:hdmi-surround71-extra4+input:analog-stereo: Digital Surround 7.1 (HDMI 5) 输出 + 模拟立体声 输入 (priority 160, available: unknown)
                off: 关 (priority 0, available: unknown)
        active profile:
        sinks:
                alsa_output.pci-0000_00_1f.3.analog-stereo/#0: 内置音频 模拟立体声
        sources:
                alsa_output.pci-0000_00_1f.3.analog-stereo.monitor/#0: Monitor of 内置音频 模拟立体声
                alsa_input.pci-0000_00_1f.3.analog-stereo/#1: 内置音频 模拟立体声
        ports:
                analog-input-mic: 话筒 (priority 8700, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-output-speaker: 扬声器 (priority 10000, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-speakers"
                analog-output-headphones: 模拟耳机 (priority 9000, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-headphones"
                hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-1: HDMI / DisplayPort 2 (priority 5800, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-2: HDMI / DisplayPort 3 (priority 5700, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-3: HDMI / DisplayPort 4 (priority 5600, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-4: HDMI / DisplayPort 5 (priority 5500, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
calvin@calvin-PC:~$ pacmd list-sinks
1 sink(s) available.
  * index: 0
        name:
        driver:
        flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
        state: SUSPENDED
        suspend cause: IDLE
        priority: 9959
        volume: front-left: 27879 /  43% / -22.27 dB,   front-right: 27879 /  43% / -22.27 dB
                balance 0.00
        base volume: 65536 / 100% / 0.00 dB
        volume steps: 65537
        muted: no
        current latency: 0.00 ms
        max request: 0 KiB
        max rewind: 0 KiB
        monitor source: 0
        sample spec: s16le 2ch 44100Hz
        channel map: front-left,front-right
                     立体声
        used by: 0
        linked by: 0
        configured latency: 0.00 ms; range is 0.50 .. 2000.00 ms
        card: 0
        module: 6
        properties:
                alsa.resolution_bits = "16"
                device.api = "alsa"
                device.class = "sound"
                alsa.class = "generic"
                alsa.subclass = "generic-mix"
                alsa.name = "ALC294 Analog"
                alsa.id = "ALC294 Analog"
                alsa.subdevice = "0"
                alsa.subdevice_name = "subdevice #0"
                alsa.device = "0"
                alsa.card = "0"
                alsa.card_name = "HDA Intel PCH"
                alsa.long_card_name = "HDA Intel PCH at 0xef228000 irq 130"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:1f.3"
                sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
                device.bus = "pci"
                device.vendor.id = "8086"
                device.vendor.name = "Intel Corporation"
                device.product.id = "9d71"
                device.form_factor = "internal"
                device.string = "front:0"
                device.buffering.buffer_size = "352800"
                device.buffering.fragment_size = "176400"
                device.access_mode = "mmap+timer"
                device.profile.name = "analog-stereo"
                device.profile.description = "模拟立体声"
                device.description = "内置音频 模拟立体声"
                alsa.mixer_name = "Realtek ALC294"
                alsa.components = "HDA:10ec0294,10431c20,00100004 HDA:8086280b,80860101,00100000"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        ports:
                analog-output-speaker: 扬声器 (priority 10000, latency offset 0 usec, available: unknown)
                        properties:
                                device.icon_name = "audio-speakers"
                analog-output-headphones: 模拟耳机 (priority 9000, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-headphones"
        active port: