The questions become more complicated when actual volumes of water are considered: how much water enters and leaves by each route?

当考虑水的实际体积时，问题变得更加复杂：每条支流会有多少水流进及流出呢？

youdao

Because of its position on a water route, the village soon became a river-traffic centre.

由于处在水路位置，该村很快变成了河上交通中心。

youdao

Wang Dayuan, who had been to Africa, was the first to point out that the water route of Majunshan led to the Eastern Indian Ocean via the Maldives.

到过非洲的汪大渊首先指出，马军山水路可以从梅尔卡经马尔代夫和东印度洋联航。

youdao

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No facilities are available en-route and hikers must carry all necessary equipment, medical kits, food and water.

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