老人的建议：“一天八杯水”在某种程度上还是适用的——有些医生说人们需要的饮水量远多于此。
The old adage recommending "eight glasses of water a day" still holds to some extent — but people need more than this, some doctors say.
这是由于，在这些国家，斋月期间的白天公开进食任何食品或水都是非法的行为，因此建筑工人们在某种程度上也在被迫禁食。
Because it is illegal in these countries to consume food or water in public during daylight hours during Ramadan, construction workers are compelled to fast, to a certain extent.
如果洪水发生在河谷但不是下游，那么水在某种程度上是被起伏的河底阻挡住而涌回来。
If it occurs in this river valley but not downstream, then the water is being held back in some way by a heaving river bottom.
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