Ethylenimide
[医] 乙烯亚胺, 氯丙啶
🗣️ 情景例句
What can I do for you, sir?
先生，有什么需要帮忙的吗？
Make the best of a bad business (or job or bargain).
身处山穷水尽，力争柳暗花明。
How long has Jim been at his school?
吉姆到校有多长时间了？