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
Where's the 'Lost and Found' counter?
失物招领处在哪儿？
Wisdom is a good purchase though we pay dear for it .
为了求知识，代价虽高也值得。
I don't want to imply that every point in this contract is negotiable.
不用我说，该合同中的每一条都要严格执行的，没有讨价还价的余地。