bolt的中文意思、音标与词形变化

n. 门闩, 螺钉, 筛子, 闪电, 意外事件 vt. 闩住, 发射, 脱口而出, 筛, 囫囵吞下 vi. 囫囵吞枣, 射箭, 脱缰, 退出党派 adv. 突然

n. a sliding bar in a breech-loading firearm that ejects an empty cartridge and replaces it and closes the breech n. the part of a lock that is engaged or withdrawn with a key n. a roll of cloth or wallpaper of a definite length n. a screw that screws into a nut to form a fastener