要为一本24页的杂志提供照片需要很多的体力活加脑力活。
Its actually quite a feat to supply 24 pages of images without losing steam or doubling up on ideas.
如果，过了15分钟后还没有睡着，大多数专家建议我们应该起床做一些不太刺激的体力活或脑力活。
If that doesn't happen, though, within 15 minutes, most experts recommend getting out of bed to do something that occupies our bodies and brains without overstimulating us.
在REM睡眠期里，我们的脑电波(由大规模的脑力活导致的振荡的电磁信号)貌似与我们清醒时所产生的脑电波雷同。
During REM sleep, our brain waves-the oscillating electromagnetic signals that result from large-scale brain activity-look similar to those produced while we are awake.
而在城市里，没有那么多重体力活，人们的工作主要是脑力劳动，这些工作女人同样能够胜任、因此男孩女孩都一样。
But in city, the main labor for citizen is brainwork. Female has enough abilities to accomplish it. So there is no different between boys and girls.
而在城市里，没有那么多重体力活，人们的工作主要是脑力劳动，这些工作女人同样能够胜任、因此男孩女孩都一样。
But in city, the main labor for citizen is brainwork. Female has enough abilities to accomplish it. So there is no different between boys and girls.
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