Screw Socket 螺丝口灯头 ; 螺旋口插座 ; 爱迪生灯泡头 ; 螺口灯头
screw socket bulb 螺丝口灯泡
porcelain screw socket 瓷螺丝灯座 ; 磁质螺丝灯座 ; 瓷质螺丝灯座
socket-head screw socket screw 凹头螺钉
socket head cap screw 内六角螺钉 ; 六角螺 ; 沉头螺丝 ; 内六角螺丝
hexagonal socket head cap screw 杯头螺丝 ; 圆柱头内六角螺钉 ; 杯螺
socket hexagon screw 内六角螺钉
a screw socket bulb 罗口灯泡
The bulb should just screw into the socket.
把灯泡拧到灯口上就行。
Otherwise, you might feel as if you are using a socket wrench as a hammer hitting the handle of a screw driver to loosen a nut and bolt.
否则，您可能感觉到像用锤子一样使用一个套筒扳手来敲击螺丝刀手柄而拧开螺栓的螺母。
It's much harder, they say, to dislocate a screw than a round-ball-and-socket joint.
这种螺纹状的关节与球状关节相比，更难发生脱臼的情况。
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