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
Not until recently.
最近才考虑到。
Would you like to go for a short ride?
你想要去兜风吗？
Yes, there is one.
是的，有一个。