Retzius' striae
[医] 雷济厄斯氏纹(棕色纹见于牙釉质)
🧩 词语组成解析
[医] 纹
🗣️ 情景例句
How'd you do it?
是如何办到的？
I'm single.
我现在单身。
He always took off his shoes and threw them on the floor.
他总是脱下鞋子，把它们丢在地板上。