Inogen
[医] 肌受缩原
🗣️ 情景例句
Sorry, I couldn't help overhearing, did you mention something about...
对不起，我无意中听到你们的谈话，你们是不是提到...
You're very cheerful today.
你今天很快活。
I haven't seen you for ages.
我好久没见到你了。