Submicrogram
a. 次(或亚)微克(量)的
🗣️ 情景例句
Let's meet with Charley at the university club.
我们就去大学俱乐部见见Charley吧。
The agricultural region is centered largely in the north.
那里的农业区大部分集中在北部。
All right! Thank you very much. I'll give you a call.
好吧！非常感谢。我会给您打电话的。