Perisarc
n. [动](某些水螅体的)围鞘
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
Why didn't you ask me for help?
为什么你不请我帮忙？
We'll be calling you again next month.
下个月我们会再打电话给你。