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。

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.

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下议院媒体特别委员会能否迫使苏格兰场公开古德曼案卷？

Can the Commons media select committee compel Scotland Yard to release files on the Goodman case?

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