He had to work hard for the maintenance of his family. 他為了養家不得不去拼命工作。
He had to work hard to support his family. 他不得不努力工作來養家。
They work hard, but their efforts are not very productive. 他們很努力，但效率不太高。
He will never achieve anything if he doesn\\\'t work hard. 他如果不努力工作就永遠不會有所成就。
It follows that if you work hard, you will succeed. 如果你努力，你就會成功，那必然是真的。
If you work hard you will succeed. 如果你努力工作，你就會成功。
He hasn\\\'t much incentive to work hard. 他沒有努力工作的動力。
It is more necessary than ever for all of us to work hard. 我們大家比以往更需要努力工作。
近義反義詞
workday
work
work out problem
work in the heat
Work flow driven
work structuring
work window area
workpiece holder
work of fracture
work in progress
work the bellows
work flow engine