Carborundum sharpening stone
[化] 金刚砂磨石; 金刚砂油石
🧩 词语组成解析
n. 碳化硅, 金刚砂\\n[化] 金刚砂; 碳化硅
n. 加强；刻石；削尖；锐磨
stone
[ston]
n. 石头;宝石;矿石;（膀胱或肾脏中的）结石;
vt. 向扔石块;用石头铺;以石掷向;除（水果的）硬核;
adj. 石制的;石头似的;[S-]石器时代的;粗陶制的;
adv. 石一般的;
🗣️ 情景例句
On a contract.
在一份合同上面。
This offer must be withdrawn if we haven't received your reply within five days.
如果5天之内我方未必到贵方答复，该盘撤消。
I bought two expensive dictionaries here half and hour ago, but I forgot to take them with me.
半小时以前我在这里买了两本很贵的辞典，但是我忘了拿走。