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'll remind you, Richard.
我会提醒你的， Richard。
You use the front door and I'll hit the back.
你从正门进去，我袭击后面。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。