Pepsin unit
[医] 胃蛋白酶单位
🧩 词语组成解析
pepsin
[['pepsin]]
n. 胃蛋白酶, 胃液素\\n[化] 胃蛋白酶
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
and this wonderful weather.
和这种美好的天气吧。
He has lived here for a year.
他在这里住了一年了。[表示持续到现在的行为]
Speculations about is nature have been going on for literally thousands of years,
人们对睡眠作用的种种猜测，确实有数千年之久。