Strata compactum
[医] 致密层(蜕膜)
🧩 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;
紧统, 紧致统［拓扑］
🗣️ 情景例句
Don't laugh. In the beginner's class,they give you a chance to rest between exercises.
别笑。在初级课程中你有机会休息。
Are you going to go anyplace this year?
你今年将去一些地方吗？
Yes, I'm sorry about that.
是的，那件事我很抱歉。