His hand felt for the bolt of the machine gun.
他的手摸到了机枪的枪栓。
a rod used to ram the charge into a muzzle-loading firearm.
用来把枪栓撞进枪口填药的火炮的杆子。
He heard a bolt snick as it was pulled back.
他听到枪栓往后扳的卡嗒声。
A sliding metal bar that positions the cartridge in breechloading rifles, closes the breech, and ejects the spent cartridge.
枪栓，枪机装在后枪膛中为子弹定位的滑动金属条，可关闭枪膛和输入将用的子弹
Andres had flattened at the click, the top of his head hard against the ground.
安德烈斯听到枪栓声，立刻卧倒，头顶狠狠地抵住地面。
lock for revolvers or pistols
左轮手枪或手枪锁保险栓
The Modification of Drill Machine Tool and Reaseach of Process Technics to Gun Drilling and Gun Reaming;
改造连杆螺栓孔枪钻组合机床和对枪钻铰工艺研究
A firearm, especially a rifle.
来福枪枪炮，尤指来福枪
liner (tubes for barrels) for rifles
来复枪的枪膛内管（枪管）
operate, set up a machine-gun
开机枪、 架起机枪
Air pistol, sport pistol, free pistol and rapid fire pistol.
气手枪、运动手枪、自选手枪和手枪速射。
bkullet for sporting, hunting or target shooting ammunition
运动枪、猎枪或射击练习枪枪弹
venous thrombosis & thrombo phlebitis
静脉血栓及血栓静脉炎
A thole pin.
桨栓固定桨位置的栓
Venous thromboembolism,thrombophilia,anti-thrombotic treatment and pregnancy
静脉血栓栓塞、血栓形成倾向、抗栓治疗与妊娠
Of, relating to, or caused by an embolus or an embolism.
栓的栓子的、栓塞的或与之有关的
The Study of Embolism Factors in Pulmonary Thromboembolism;
肺血栓栓塞症患者血栓性因素的研究
partition nozzle
隔墙水枪喷嘴的水枪