I can't understand modern art, to me it look like rubbish.
我不能理解现代艺术,对于我来说,那些东西简直就是垃圾。
If it is not a question of resting the body, then perhaps it is the brain that needs resting? This might be a plausible hypothesis were it not for two factors.
如果睡眠的功能不是在于使身体得到休息,那么也许是让大脑得以休息?若不是下面两点,这种假使似乎是有道理的。