The ball will boun if you throw it hard enough.

如果你用力扔球，它会跳跃。

If you swot hard enough, you will definitely succeed.

如果你刻苦学习，你一定会成功。

His mother would often reproach him for not studying hard enough.

他妈妈经常责备他学习不够努力。

He might feel high school was already hard enough without my noisy singing.

可能在他看来，没有这些嘈杂的歌唱声，高中也已经够艰难的了。

Bob Lee Swagger: Not hard enough.

鲍勃李斯瓦格，你是一个很难找的人啊。

Saying goodbye once is hard enough…

告别曾经是很难的……

Too bad, mornings are hard enough.

太糟糕了，早上已经够辛苦的了。

A penguin if you look hard enough!

一只企鹅如果你看难的充足！

Did you study hard enough in school?

你在学校里学习是否足够努力？

Mike: Well obviously not hard enough.

迈克：你的努力显然还不够。