Arcus costarum
[医] 肋弓
🧩 词语组成解析
[医] 弓
[解]肋
🗣️ 情景例句
I'm sure I did.
我确信我安排了什么事。
And it may get colder, it's already November.
并且天气会更冷。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？