I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.
我星期五會給你打電話,在你方便的時間重新安裝我們的午餐約會。
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體得到休息,那么也許是讓大腦得以休息?若不是下面兩點,這種假使似乎是有道理的。