“提前一天补水”？能科普一下吗？

所有跟帖： 

• Hydrate the day before so there is enough fluid in the body. Won -Jolene22- ♀ (133 bytes) () 09/15/2016 postreply 08:11:59

• Hydrate sufficiently 24 hours in advance for best performance in -YuccaPalm- ♂ (0 bytes) () 09/15/2016 postreply 08:14:17

• +1 我们也是事后才知道 -Jolene22- ♀ (0 bytes) () 09/15/2016 postreply 08:16:17

• 看几次网球的Australian Open，想不知道都难。 -YuccaPalm- ♂ (0 bytes) () 09/15/2016 postreply 08:20:11