The labour of Watt in contriving the steam-engine was as essential a part of production as that of the mechanics who buildor the engineers who work the instrument; and was undergone, no less than theirs, in the prospect of a remuneration from the produce.
英
美
- 瓦特發(fā)明蒸汽機的勞動(dòng)，同機械工建造蒸汽機或車(chē)工開(kāi)動(dòng)蒸汽機的勞動(dòng)一樣，都是生產(chǎn)必不可少的組成部分，而且前者同后者一樣，都指望從產(chǎn)品那里獲得報酬。
