更新时间：2024-05-20 23:59:26
Noun:- a muzzle-loading high-angle gun with a short barrel that fires shells at high elevations for a short range
trench mortar是什么意思 trench mortar在线翻译 trench mortar什么意思 trench mortar的意思 trench mortar的翻译 trench mortar的解释 trench mortar的发音 trench mortar的同义词
