when building it, construction crews fenced in the island's perimeters with miles of geotubes, hydraulically filled tubes of sand.

  • 建造Amwaj群岛时,施工人员先将岛的外围边缘用长达几英里的管袋围起来,管袋里填满了沙土。

  • 互联网摘选 2026-07-13 18:56:25

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