单词pump-action
adj.: 唧筒式的；压动式的
网络: 泵动式；帮浦上弹；枪栓式
唧筒式的；压动式的:
worked by quickly pulling or pressing part of it in and out or up and down
He said he already had seven guns at home, including five pump-action shotguns.
他说他家里已经有7把枪了，其中包括5把滑杆式散弹枪。
OK, it was only a pretend pump-action shot-gun, formed by miming as the striker "celebrated" a goal.
没错，那只是一个模仿机枪射击的庆祝动作而矣，而且理所当然的，范尼并未因此受到惩罚。
The following year Mr Martin, who slept with an illegal pump-action shotgun, was convicted of murder (later reduced to manslaughter).
第二年这位非法拥有滑竿式鸟枪的马丁先生背叛谋杀罪（后减刑为误杀罪）。
Vibration dampeners make certain electric pumps somewhat quieter, by absorbing some of the shock in the pump action.
避震器能吸收水泵运转时产生的震动，从而使电动水泵听起来安静一些。
The gun"s satisfyingly solid pump action provides fast, fun firing.
令人满意的固体泵枪的行动提供了快捷，有趣的射击。