A labour-saving thing makes a particular job easier, so you need less time or less physical effort.

A labour-saving thinglabour-saving的東西 makes a particular job easier會讓某件特定的工作變輕鬆, so所以 you need less time or less physical effort你需要的時間或體力都比較少。

A washing machine is a classic labour-saving device; so is a dishwasher, or a tool that cuts a kitchen or factory job down.

A washing machine洗衣機 is是 a classic labour-saving device典型的labour-saving device; so is也是 a dishwasher洗碗機, or或是 a tool任何工具 that cuts a kitchen or factory job down能減少廚房或工廠工作量的。

You will meet it most often in front of device, gadget, or equipment, and in adverts. It does not mean the person is lazy, and it does not mean someone is “saving labour” like saving money in a bank.

You will meet it你最常會看到它 most often出現 in front of在...前面 device, gadget, or equipmentdevice、gadget或equipment, and還有 in adverts廣告裡。It does not mean它不代表 the person is lazy那個人很懶, and而且它也不代表 someone is 'saving labour'有人在「儲存勞力」 like saving money in a bank像在銀行存錢那樣。

Though actually, a tool sold as labour-saving sometimes only moves the work (you clean the machine instead).

Though actually不過其實, a tool一個工具 sold as labour-saving標榜labour-saving的, sometimes有時候 only moves the work只是把工作移到別處而已 (you clean the machine instead)（你變成要清潔那台機器）。

American English writes labor-saving; this form with labour is British.

American English美式英文 writes寫成 labor-savinglabor-saving; this form with labour這個用labour的拼法 is是 British英式的。