Calcium-phosphorus ratio
[医] 钙磷比率
🧩 词语组成解析
phosphorus
['fɔsfərəs]
n. [化]磷;磷光体;
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 think the building just needs a good cleaning.
我想那座建筑只需要好好地打扫一下。
He is unworthy to live who lives only for himself.
为己而生，生而可耻。
I'm all ears.
洗耳恭听。