Most people work just hard enough not to get fired and get paid just enough money not to quit.

大部分人的努力工作程度仅仅能让他们免于被开除，和拿到一份不至于让人想辞职的薪水。

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Sometimes it will be so hard that you cannot actually do it without the computer. Sometimes it will be just hard enough to be on Part B of this week's problem set.

有时候会难到没有电脑就解不出来,而有时候呢,难度就会刚好像这周作业的B组题这么难。

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I know that he has tried hard; be that as it may, his work is just not good enough.

我知道他已经尽力了，尽管如此，他的工作仍不太理想。

《牛津词典》

Cut the Rope offers another simple idea (slicing a rope holding a cute frog-like creature so it can eat snacks), with lovely graphics and puzzles that are just hard enough to be gratifying when you solve them.

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The man who persevered through anything and everything because he knew that if he just worked hard enough, it would pay off.

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"We worked hard, but it is not good enough just working hard, " he said after the Stamford Bridge clash.

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