luó​sī​kòu

screw thread

Senses

螺丝扣/ 螺絲扣 luó​sī​kòu screw thread

spiral ridge or groove on the surface of a screw or inside a nut

螺丝扣/ 螺絲扣 luó​sī​kòu turnbuckle

(coll.) a mechanical device used to adjust the tension or length of ropes or cables

References

same_as 螺丝扣/螺絲扣 螺纹/螺紋
same_as 螺纹/螺紋 螺丝扣/螺絲扣