Cholelithophone
[医] 胆石测听仪
🗣️ 情景例句
It's my fault. I really feel bad about it.
是我的错。 我真的感到很难过。
What's your nationality?I'm a native Australian.
我是土生土长的澳大利亚人，你的国籍是什么？
They lived by hunting and by gathering roots, nuts and wild fruits.
他们靠狩猎和采集根茎、坚果和野果为生。