Denitrifier
[医] 脱氮菌
🗣️ 情景例句
It's easy to pick something for my colleagues, but it's difficult for my boss.
给同事们的应该不难买，但是给老板的就难罗。
He who has a mind to beat his dog will easily find his stick.
欲加之罪，何患无辞。
Really? Oh well, no news is good news.
真的吗？噢，没有消息就是好消息。