As technical progress made an hour of labour more productive, employers had less reason to resist shorter working hours.

随着技术进步使一小时的劳动更有效率， 雇主没有理由抵制缩短工作时间。

Your penance… twenty-four hours of labour pains.' 'But… ' 'Well, you did say women have given birth for centuries, out in paddocks, behind trees.

你的苦行… … 二十四小时的阵痛。 “但是… … ”“嗯，你确实说过几个世纪以来，女人一直在围场里、树后生孩子。

Hours of labour have declined significantly since the middle of the 19th century, with workers in advanced industrial countries spending far fewer hours per year in a given place of work than they did formerly.

自 19 世纪中叶以来， 工作时间大幅减少，发达工业国家的工人每年在特定工作地点花费的时间比以前少得多。