词汇	lock face nut
释义	lock face nut 齿形防检螺母
随便看	the top of a pagoda the top of a shoe the top of a tree the top of a wall the top of column the top of constitution criterion the top of literature the top of screen the top of stem the top of the adder the top of the agenda The top of the castle tower has been shot off the top of the crop The top of the funnel is connected to a tube the top of the ladder the top of the line the top of the market the top of the milk the top of the morning to you! The top of the mountain was wrapped in clouds The Top of the Pyramid the top of the range the top of the table The top of the table was formed by a stone slab the top of the tide