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
Garbage and chemical waste are destroying our water.
垃圾和化学废物正在破坏我们的水资源。
He who does no good, does evil enough.
好事不做，坏事做绝。
'Dear me,' she said.
“天啊，”她说，