您要查找的是不是：
- 口mouth
- 一口readily
- 口的oscular
- 口交oral sex
- 口水slobber
- 串口serial ports; serial port
- 一口气in one breath
- 口气(friendly or unfriendly) tone (of comments)
- 流口水run at the mouth
- 口是心非say one thing and mean another
- 水口water gap
- 藉口cover
- 并口parallel port
- 管口nozzle
- 坡口divided edge
- 一口价fixed price
- 小口ventage
- 浇口pouring head
- 卡口bayonet
- 排气口vent
