n.后膛；臀部

v.給(槍、炮)裝上后膛；給...穿上褲子

When the breech was closed and all was ready, the gunner yanked the lanyard. 大炮后膛門關(guān)上后，一切準(zhǔn)備就緒，炮手拉動(dòng)引火繩。

CDH was found to be more prevalent in female baby and baby with breech presentation. 在我們的研究中，我們亦發(fā)現(xiàn)女嬰，及懷孕時(shí)臀位者，較易致先天性髖關(guān)節(jié)脫臼。

n.褲子；馬褲

名詞breech的復(fù)數(shù)形式.

n.馬的屁股帶；炮索

n.后膛槍；后膛炮