Invagination
n. 入鞘, 凹入, 反折, 反折处, 凹入部分, 肠套叠\\n[医] 折入, 凹入, 内陷, 套迭
🏥 医学释义
凹入，折入，套叠
🗣️ 情景例句
I'd like to have you meet my foreman--
我希望带你去认识工头，
I have so much to do after I retire.
我在退休后有许多事要做。
It seems that there is a big waste pipe coming down from the town. Do you see it, over there?
好象有一条很粗的废水管从镇上通到海里。您看见了吗？在那边？