Strata opticum
[医] 视层(四迭体)
🧩 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
Sorry I'm late.
很抱歉我迟到了。
What is on the schedule this morning?
今天上午有什么安排？
In my letter, I told her that she could stay with us.
我在信中告诉她，她可以和我们住在一起。