Correct
螺旋
/ luóxuán /
Strokes
Definition
spiral/helix/screw
Example
As a Noun
spiral; helix
1
Luóxuán
螺旋
tiānxiàn
天线
helix/helical antenna
As a Noun
screw
2
Yòu
右
/
zuǒ
左
luóxuán
螺旋
right-handed/left-handed screw
3
Yīnluóxuán
阴螺旋
internal/female screw
4
Yáng
阳
luóxuán
螺旋
external/male screw