Ethylphenacemide
[化] 苯丁酰脲
🗣️ 情景例句
so that we don't have to worry about any structural problems.
我们就可以不用担心任何结构上的问题。
Why not go out for a walk?
干吗不出去散步？
I'd like two sweaters for my daughters.
我想给女儿买两件毛衣。