The sundries in water are blocked on the water-side face of the geometric body, and then water can be drained out via the holes of other sides.

水中杂物被阻挡在几何形状体的迎水面，水由其他面的孔洞中排泄。

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The final few pages of the book are not about history but the future, where "cataclysm looms on every side" as we face a finite supply of water but a growing pattern of excessive use.

该书的最后几页的内容与历史无关，而是关乎未来 - 当我们面临水资源有限供给却依然过度消耗的时候，未来“灾难此起彼伏”。

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Then a big wave hit the side of the ship, and salt water flew into his face.

接着一个大浪打在船侧，海水飞溅到他脸上。

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