n gun that fires bullets continuously while the trigger is pressed 机关枪; 机枪: operate, set up a machine-gun 开机枪、 架起机枪 * [attrib 作定语] accurate machine-gun fire 机枪的准确火力. =>illus at gun 见gun插图. v (-nn-) [Tn] shoot (sb) with a machine-gun 用机枪射击（某人）: They machine-gunned the advancing troops. 他们用机枪扫射进攻的敌军.
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