Tkn
[医][=total kjeldahl nitrogen]总克氏氮
🗣️ 情景例句
Michelle, can we have a talk?
Michelle，我们能谈一谈吗？
Who minds his own business has no time to mind other folks.
为人只顾自己事，就无时间关心人。
Yes.some time next week would be good.
好啊，就下个星期找个时间吧。