Stratum aculeatum

[医] 棘状层

🧩 词语组成解析

stratum ['stretəm]
n. 岩层;地层;社会阶层;
strat层次 + um名词后缀→ (组织的)层;[地质] 地层;社会阶层

🗣️ 情景例句

Then, take this afternoon off.
那么,今天下午就休息一下吧。
It's a pain in the neck.
这真是苦不堪言。
If I were you, I wouldn't have bought that vase.
如果我是你,我就不买那花瓶。
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🔤 更多 S 开头的单词

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