Powdered rubber
[化] 粉末橡膠
?? 詞語組成解析
a. 弄成粉末的, 粉狀的\\n[醫] 粉狀的
rubber
['r?b?]
n. 橡膠;橡皮;決勝局;避孕套;
adj. 橡膠制成的;
vt. 涂橡膠于;用橡膠制造;
vi. 扭轉脖子看;好奇地引頸而望;
rubb=rub相互磨擦+er名詞后綴 → 能相互摩擦的 → 橡皮
??? 情景例句
I can't wait much longer.
我再也不能等了。
I've never heard that piece before.Who wrote it?
我從來沒聽過那樂章，那是誰寫的？
Where were you born?
你在什么地方出生的？