Concentration ratio
[医] 浓度比率
🧩 词语组成解析
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
OK. I'll let you get back to your work.
好，你过去工作吧。
An empty bag cannot stand upright.
空袋不能直立。
Look! It's inside another pot. What was that pot used for?
“瞧！还是大壶套小壶呢。有什么用途？”