U. s. p. unit
[医] 美国药典单位
🧩 词语组成解析
[医] 单位
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
I'd like to be a member.
我想加入做为会员。
I have been working too hard; it's time I relaxed.
我太疲劳了，该在这里休息一下。
He's been there for over two years. He's been there since two years ago.
他到校有两年多时间了。他两年前就到那儿学习了。