Strata eboris
[医] 象牙质, 牙质
🧩 词语组成解析
strata
['streitə]
n. 地层;岩层( stratum的名词复数 );地层;社会阶层;
🗣️ 情景例句
Could I trouble you for directions?
打扰了，我想问问路。
I have confidence in myself.
我对自己颇具信心。
The group of girls all moved on and had a good drink of tea together, from a modern thermos!
这一群女孩一块儿去享受了一番茶水。她们用得是现代的热水瓶！