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
I love to lift weights.
我喜欢举重。
You have to be there half an hour before departure time.
你要在起飞前半小时到那里。
Many pedal their tricycles, but most of them prefer to push or drag them.
很多孩子用脚蹬车，但多数孩子更愿意推或是拉着三轮车。