Dehydrorotenone
[化] 脫氫魚(yú)藤酮
??? 情景例句
I expect others to perform beyond their capacities.
我有時(shí)對(duì)別人的能力期望過(guò)高。
What is happening out there?
外面發(fā)生什么事情？
I want to improve, but I don't know how.
我想提高它，但又不知道怎么樣才能提高。