weary, tired, worn out ☊ 
làm mệt mỏi trở nên mệt nhọc lốp vỏ xe 
tire like: nhọc → →
anstrengend ☊ 
nhọc nhằn, căng thẳng, nghiêm khắc ☊ 
费力的 ☊ fèi lì de anstrengend ☊ nhọc nhằn, căng thẳng, nghiêm khắc ☊ ☊ a curly-headed boy ☊ curly ☊
It's hard work shovelling snow. ☊ hard ☊
He was sentenced to two years in a labour camp (= a type of prison where people have to do hard physical work). ☊ labour ☊
We'll get someone in to do the rough work (= the hard physical work). ☊ rough ☊