At one time it looked as though he could not live more than a few hours, and I am convinced that it was only through the Dutchman's doggedness that he pulled through.

有一段日子看上去他连几个钟头也活不过去了，我毫不怀疑，他之所以能够活下要归功这位荷画家任劳任怨。

'They're hard-working, respectable people, and he left them to join a gang of thieves and bad characters, and almost broke his mother's heart. '

“他父母可是任劳任怨、清白正派人，他竟跑出和一帮小偷、坏人混在一起，这简直使他妈伤心透了。”

And instead of doing anything about that, you just do all the work and pay all the taxes.

你们非但不采取任何措施，反而任劳任怨地工作，承担所有税负。