Antigen unit
[医] 抗原单位
🧩 词语组成解析
antigen
['æntidʒən]
n. 抗原;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Most of the building in this town are rather unattractive, but this church is an exception.
这个城市中大部分建筑都不太好看，但这座教堂是个例外。
He has never been out of China, so he is very excited about liveing abroad.
他以前从未出过国，因此对出国很兴奋。
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。