Correct

纱包线

/ shā bāo xiàn / 
Strokes

Example

As a Noun

cotton-covered wire

1
Shābāo
纱包
tóngxiàn
铜线

cotton-covered copper wire

2
Shābāo
纱包
juéyuán
绝缘
xiàn
线

cotton insulated wire