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.是什么意思_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.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句