Monobromethane
[化] 溴乙烷; 溴甲烷
🗣️ 情景例句
You don't know up from down.
你黑白不分。
In fact she's 20 years old.
她只有二十岁。
It is no use inviting the politician or the professional or business man,
同样也是无益的，对于政界人士、专业技术人员、商人来说，