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关注:1
2013-05-23 12:21
求翻译:Do you find getting up in the morning so difficult that it's painful?This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle.是什么意思? 待解决
悬赏分:1
- 离问题结束还有
Do you find getting up in the morning so difficult that it's painful?This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle.
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