Posterior median fissure
[医] 后正中沟
🧩 词语组成解析
posterior
[pɔs'tiəriə]
adj. （时间上）较晚的;在后的;后面的;尾部的;
n. 身体后部，臀部;
median
['mi:djən]
adj. 中央的;中间的;[数]中值的;
n. [数]中值;中位数;中线;
🗣️ 情景例句
Excuse me.
失陪。
That goes without saying.
不用你说我也知道。
Its wool, which had been dyed black, had been washed clean by the rain!
原来羊毛上染的黑色被雨水冲掉了！