Postanal pit
[医] 尾小凹
🧩 词语组成解析
[医] 肛门后的
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
🗣️ 情景例句
having to take care of the baby all weekend.
整个周末照顾孩子。
Sure.
当然。
Aeroplanes have the reputation of being dangerous and even hardened travellers are intimidated by them.
飞机以危险而著称，连老资格的旅行者也怕飞机。