Music with the sounds of the ocean or bird song can be helpful for some.

大海的声音或者鸟叫声对你的睡眠时很有帮助的。

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"Bird," said the shoemaker, "now sing that song again for me."

鞋匠说道：“喂，小鸟，请你再把那首歌唱一遍吧。”

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"Bird," said the shoemaker, "now sing that song again for me."

鞋匠说道：“喂，小鸟，请你再把那首歌唱一遍吧。”

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