Periproct
n. (无脊椎动物的)围肛部
🗣️ 情景例句
I am available as soon as possible.
我随时都可以上班。
Custom without reason is but ancient error.
习俗没有道理，古代谬误而已。
Now, this is the chemistry lab. Have you been in this lab before?
好啦，这是化学实验室。你们以前到过这个实验室吗？