She tried extra hard.

她特别努力。

《牛津词典》

She swallowed hard and told him the bad news.

她硬下心把坏消息告诉了他。

《牛津词典》

She was a hard taskmaster.

她是个严厉的工头。

《牛津词典》

That means that a person can rise from poverty to wealth and success if he or she works hard.

VOA: special.2010.05.16

No. She works for a company, so it's not that hard.

不担心，她在一家公司上班，所以不是那么困难。

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And then she practices really hard, listening to all the things that I, all my suggestions and comments.

然后她很努力地练习，听取我所有的建议和评价。

和钢琴老师 - SpeakingMax英语口语达人

Like so many women, Brzezinski thought if she worked hard, she would eventually be rewarded.

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She studied hard so she could become an architect.

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And she worked hard, and she was good at what she did, but like so many women she hit that glass ceiling, and watched men no more qualified than she was -- men she had actually trained -- be promoted up that ladder ahead of her.

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