These labourers,who must sell themselves piece-meal,are a commodity,like every other article of commerce,and are consequently exposed to all the vicissitudes of competition,to all the fluctuations of the market.

• 这些不得不把自己零星出卖的工人，像其他任何货物一样，也是一种商品，所以他们同样地受到竞争的一切变化、市场的一切波动的影响。