D-n ratio
[医] 糖氮比率, D-N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
and how hard it is
他还说这件事很难
Who wrote that piece?
那首曲子是谁写的？
In England they call this line a queue. You must always wait in a queue.
在英国人们把这样的行列叫队。等车时你总得排队。