shifting sand

常见例句

双语例句

• These tree belts effectively protect the farmland against shifting sand.
  这些防护林带有效地保护了农田，使之免受流沙侵袭。
• grasp air — as a last resort, hurdle the last few feet of the ditch onto shifting sand — catch my balance — made it!
  就这样保持着过了前面几英尺的小沟，最后顺利到了流沙上，哈，我做到了，我保持住了平衡。
• I reach out my hands; grasp air — as a last resort, hurdle the last few feet of the ditch onto shifting sand — catch my balance — made it!
  我想抓空气是我当时唯一的办法了吧。 就这样保持着过了前面几英尺的小沟，最后顺利到了流沙上，哈，我做到了，我保持住了平衡。

权威例句

• Houses built on shifting sand, very badly.
  FORBES: Hurricane Sandy Shows Nuclear Is Safe
• Stony ridges gave way to tumbled boulders, slopes of sifted gravel, and then sand, blown into shifting dunes.
  NEWYORKER: The Martian Chroniclers
• Movement in the Alvord is so slight as to be almost imperceptible--sand dunes on its eastern side are shifting.
  FORBES: A Desert Where?
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