Sectiones isthmi
[医] 峡切面
🧩 词语组成解析
[医] 切面
（单isthmus）峡
🗣️ 情景例句
And next time we'll bring Michelle.
下次我们要带Michelle来。
It is a matter of life and death to me.
那对我是生死交关的问题。
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。