用bobbin winder造句子，“bobbin winder”造句
來源：國語幫 3.16W
Place bobbin winder 3 in the belt cover, and position it so that it does not contact the machine arm or the belt cover before fixing it with wooden screws.
automatic bobbin winder
The moment the bobbin has been wound up, the bobbin presser is released, and the bobbin winder will stop automatically.
