Umer
abbr. unit mass emission rates 单位质量发射率
🗣️ 情景例句
I won't permit you to buy a crossbow, now or ever.
我不会允许你买弓弩的，永远也不会。
I'll further my study.
我想继续深造。
No. It has nothing to do with it at all.
没有。它和我的研究一点关系都没有。