有时候是这样：弓箭、珍妮纺纱机、计算机的使用是因为他们带来非凡的生产力优势。
Sometimes it is: the bowand arrow, the spinning jenny and the computer were all adopted because theyallowed extraordinary gains in productivity.
那些没有使用“珍妮机”的纺纱工人不但产量低，而且棉纱又卖不出好价钱。
Those who do not use "Jenny machine" spinning workers with low output, but also the inability to sell at a good price of cotton yarn.
手动的珍妮纺纱机是哈格里夫斯在1770年取得专利。
The hand-powered spinning jenny was patented by James Hargreaves in 1770.
1764年制成以他女儿珍妮命名的纺纱机。
珍妮纺纱机：早期的多轴机械，精纺羊毛或棉花。
Spinning Jenny: Early multiple-spindle machine for spinning wool or cotton.
它结合“珍妮机”和水力纺纱机的特色，又称“骡机”。
It combines the "Jenny machine" and the hydraulic characteristics of spinning machines, also known as "mules machine."
珍妮纺纱机的出现引起当时人数很多的手工纺纱者的恐慌，他们冲进哈格里夫斯的家里捣毁机器。
Spinning Jenny was caused by the emergence of large numbers of hand-spinners who panic, they broke into Hargreaves's house and destroyed the machine. 1768 J.
珍妮纺纱机的出现引起当时人数很多的手工纺纱者的恐慌，他们冲进哈格里夫斯的家里捣毁机器。
Spinning Jenny was caused by the emergence of large numbers of hand-spinners who panic, they broke into Hargreaves's house and destroyed the machine. 1768 J.
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