You will not be lagging behind if you work harder.

你得努点儿力，才不会掉队。

《新英汉大辞典》

If you work harder, you'll pass the exam.

如果你再努力些，你就会通过考试。

youdao

If you work harder, you will have less errors.

你如果更努力的学习，你将会少犯错误。

youdao

So if you don't know that then, of course,you have to work harder than other people.

如果你还不知道这些,那你当然要比别人花更多功夫了

耶鲁公开课 - 基础物理课程节选

And oh, by the way, if you convince enough people to work harder and longer and shift investments away from inefficient tax-advantaged government securities into private sector securities, the economy will grow.

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But it is hard to send your child to college if you work at Wal-Mart, and harder if you are jobless.

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" You have to work harder than everyone else because you're observed and criticized if you slip up in the least, " says Teel, 48, who became chief executive in 1998.

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