machine rifle的用法和樣例：
例句
用作名詞 (n.)
- I wish I were a soldier,disguising myself as a chameleon in the desert with my camouflage and rifle.
我希望，我是個(gè)士兵，穿上土黃色的迷彩服扛著(zhù)沖鋒槍在沙漠里裝變色龍。 - A volley of automatic rifle fire could be heard.
一陣自動(dòng)步槍的掃射聲傳了過(guò)來(lái)。 - The bandit who kidnapped the hostage with an automatic rifle was seized by police.
歹徒手持自動(dòng)步槍綁架人質(zhì)，被公安干警拿下。
