In contrast, it is actually hard to overeat traditional foods such as rice.
相形之下，传统食品，例如大米，很难食用过量。
By contrast, John is much more hard working than Bob.
相比之下，约翰要比鲍勃刻苦得多。
There wasn't enough contrast, so the TV image was hard to see.
对比度不够，因此电视图像不清晰。
By contrast, hard work is something that everyone can count on. It might bring luck.
比较而言，努力使我们每个人都能指望上的东西，而且常常是努力带来运气。
By contrast, hard work is something that everyone can count on. It might bring luck.
比较而言，努力使我们每个人都能指望上的东西，而且常常是努力带来运气。
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