Echoscope
听诊器
🗣️ 情景例句
Mmm. I'm starving.
嗯， 我饿坏了。
I'd like to allow anyone to ask whatever questions they may have.
我乐意接受任何人提出的任何问题。
the varieties are infinite; but two classes may be roughly seen.
鸟的飞行方式千差万别，但大体上可分为两类。