Crude rubber
[化] (原料)生胶; 天然橡胶(专指三叶橡胶)
🧩 词语组成解析
rubber
['rʌbɚ]
n. 橡胶;橡皮;决胜局;避孕套;
adj. 橡胶制成的;
vt. 涂橡胶于;用橡胶制造;
vi. 扭转脖子看;好奇地引颈而望;
rubb=rub相互磨擦+er名词后缀 → 能相互摩擦的 → 橡皮
🗣️ 情景例句
should not be legally joined in marriage?
不该合法结婚的，
I asked him to play with me, but he wouldn't.
我请他和我玩，但是他不肯。
It may also be said that rational, industrious,useful.
也可以这样说，理智的、勤劳的、有用的。