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
How many classes are you taking this semester?
这学期你有多少课？
Hello. Can I see Mr. Green?
你好，我能见格林先生吗？
Can you see him please?He has a bad cold, too!
您能看看他吗？他也得了重感冒！