Whetstone crystals
[医] 砥石结晶, 磨石结晶
🧩 词语组成解析
n. 磨石
n. 石英晶体；晶体（crystal的复数形式）
🗣️ 情景例句
I'm going to show him the photos on Monday morning.
我要在星期一早晨给他看这些照片。
Make up your mind!
干脆点！
What was wrong?
怎么啦？