繁重的工作;劳苦;苦工;苦功;
例句:
It was incredibly hard work.
那是个极其艰苦的工作。
Hard work and talent so often go unrecognised and unrewarded.
努力和天赋经常不被认可,也得不到回报。
Nursing was ill-paid and grindingly hard work.
护理工作薪水微薄,艰苦难耐。