round nut  圆螺母; 环形螺帽; 圆螺帽

round nut with drilled holes in side  圆周钻孔圆头螺母

round nut with grooves  带槽圆螺母

round nut with lock channel  带锁紧槽圆螺母

slotted round nut  开槽圆头螺母

tea in round box  圆筒茶

box nut  方盖形螺母; 盖形螺母; 盖恔陷U; 盖螺母; 盖形螺帽

drive shaft spanner nut  主动轴扳手螺母

output shaft spanner nut removal  输出轴上扳手螺母的拆卸

spanner nut  扳手螺母

stuffing box nut  填函螺帽

wheel bearing spanner nut  车轮轴承扳手螺母

box spanner  套筒扳手; 套筒板手; 梅花扳手; 管棚

box-box  订

box-box connection  双母螺纹接头; 批

tubular box spanner  管套筒扳手

Junction Box， Connection Box， Connector Box  分线盒

go round and round  旋转

round and round  旋转不息地