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
towards refurnishing the old library
去重新整修老图书馆
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
It was getting very windy in the hills.
山上还刮起了大风。