Strata circulare
[医] 环层
🧩 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
What's new?
有什么新鲜事？
To fall down
掉下
The next morning the whole family trooped in to watch the performance.
第二天早晨全家人结队来到起居室看我表演。