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
He never speaks unless he is spoken to.
除非别人先对他开口，他从不先开口。
I hope this gathering will keep harmony till the end. Thank you.
我祝愿这个聚会从头到尾充满和谐。谢谢大家。
and there is a virtual limit on how long we can hope to remain alive,
我们所希望的长寿实际上是有限度的。