1530s, "later," from Latin posterior "after, later, behind," comparative of posterus "coming after, subsequent," from post "after" (see post-). Meaning "situated behind" is from 1630s.
posterior (n.)
"buttocks," euphemistic, 1610s, from posterior (adj.). Earlier it meant "those who come after, posterity" (1530s). Compare Lithuanian pasturas "the last, the hindmost," from pas "at, by."
实用例句
1. He plumped his large posterior into the lavatory pan.
他的大屁股坐到了便盆上.来自英汉文学
2. He paused a moment to raise his posterior from the chair.
他停顿了一下,从椅子上立起来.来自辞典例句
3. The posterior hypothalamus performs the function of defence against cold.
下丘脑后部执行着抵御寒冷的功能.来自辞典例句
4. At the posterior end of the oesophagus is the crop.
食道的后端是嗉囊.来自辞典例句
5. This is usually followed by a posterior paresis.
