Quartz sand
[化] 石英砂
🧩 词语组成解析
quartz
[kwɔrts]
n. [矿]石英;
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
In that case, it's OK.
这么说 我就去。
I know the boy whose father is a scentist.
我知道那个男孩的父亲是科学家。
It's time you went to bed.
你早就该睡觉了。