Methods for specific gravity
[医] 比重法
🧩 词语组成解析
n. 方法, 方式；研究方法（method的复数）
for
[fɚ]
prep. 为，为了;倾向于;关于;当作;
conj. 因为，由于;
🗣️ 情景例句
and come back Sunday.
然后在星期天回来。
Whom God would ruin, he first deprives of reason.
伤天害理，天诛地灭。
Precautions of this sort are necessary, for it is impossible to foretell the exact nature of the difficulties which will confront the pot-holer.
作出这样的准备是必要的，因为无法预见到洞穴探险者究竟会遇到什么性质的困难。