fǎng shā jī / bǎ / xì shā / juǎn rào / chéng / guǎn shā / gōng / hòu xù / zhī zào / shǐ yòng

纺纱机把细纱卷绕成管纱，供后续织造使用。

The spinning machine winds the yarn into cops for use in subsequent weaving.