当你爱一个人的时候，连折磨也是一种幸福。最初的恋爱是最好的，后来才会变坏。不要挥霍爱情，爱是会耗尽的。

When you love even torture is also a kind of happiness. First love is the best one, then it will go bad. Don't use love, love is drying up.

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这种吸血鬼的能量会耗尽，这就是为什么你要考虑这个朋友是否值得继续交往。

This energy of the vampire can be draining, which is why you should consider if this friend is worth keeping.

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剧烈运动时，我们的肌肉会因为耗尽能量和产生废物累积而疲劳。

During vigorous exercise, our muscles tire as they run out of fuel and build up waste products.

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