You have to be very alert when you are at your most vulnerable, especially when you are depressed or feeling isolated.

在你最容易受到伤害的时候，你必须非常警惕，尤其是当你感到孤独的时候。

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According to the research, if a kid uses social media a lot, especially at night, he or she will sleep worse and feel more nervous and depressed.

根据一项研究，如果孩子频繁使用社交媒体，特别是在晚上，他们的睡眠将会变差，也会感觉更焦虑和消沉。

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I found that, although sometimes it was very difficult to make myself do it, it was a great help to my morale, especially if I was depressed.

我发现，虽然有时要费很大力气说服自己去这样做，但锻炼对我的士气是一个很大的帮助，特别当我很沮丧的时候。

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That's because households are more likely to spend that money than the banks, especially in a depressed economy.

BBC: A welcome boost - unless you're a bank

The result is that food giants are gobbling small, innovative brands, especially in America where valuations are depressed.

ECONOMIST: Unilever: Fat and thin | The

Pamela Liebman, president of Corcoran Group, said that sales may have been depressed lately because of falling inventory, especially of well-priced apartments.

WSJ: Property Slips in Manhattan