Strata externum
[医] 外层
🧩 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
Someone just checked out.
有一个人刚刚结帐走了。
Imagination is sometimes more vivid than reality.
想像有时比现实生动得多。
One of the boys is English. His name is Jim.
有一个男孩是英国人，他的名字叫吉姆。