同义词： laborsaving laboursaving
以上来源于: WordNet
ADJ A labour-saving device or idea makes it possible for you to do something with less effort than usual. 省力的 [usu ADJ n]
...labour-saving devices such as washing machines.
...洗衣机之类的省力的设备。
Calvin and Martin have observed how rising employment costs led to the adoption of labour-saving farm technology in the past, citing the raisin industry as an example.
加尔文和马丁以葡萄干行业为例，观察了过去不断上升的就业成本是如何促使人们采用节省劳动力的农业技术的。
Finally, the rising cost of servants boosted demand for such labour-saving devices.
最后，仆佣成本的上升推动了这类机械装置的需求。
What we have gained in convenience from labour-saving devices over the past half-century, we have paid for in terms of a sharp decline in physical activity.
半个世纪以来，我们从各种节省人力的设备中得到很多便利，但这是以我们身体活动的大大减少为代价的。
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