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
You must be green to believe that!
你真幼稚，竟然相信那个。
What's your opinion?
你觉得呢？
to discover whether they are mentally ill more often than other people are.
看一看他们是否比其他人更易患精神病。