Dibromethane
[医] 二溴乙烷, 溴化乙烯
🗣️ 情景例句
Have you been getting enough rest?
你休息的足够吗？
The purpose of this meeting is to discuss possible solutions for the pending issues.
本次会议的目的就是要讨论对悬而未解的问题的可能解决办法。
How long has Kate been at her school?
凯特进校学习有多长时间了？