Strata nucleare
[医] 核层
🧩 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 your mother's occupation?
你妈妈的职业是什么？
The bone will have to be re-set.
你必须（被）接骨。
When you have found a building in which to start your school.
你找到开办学校的楼房后