This device drew the carded cotton through a series of rollers, each set revolving at a greater velocity than the preceding set and thus turning out cotton thread strong enough for any purpose.

• 这部机器把已轧过的棉花送进一排排的滚子中，每组滚子的转速都依次加快，从而纺出了很牢固的棉线，其强度能适合种种要求。