- 释义：
- n. 流沙
- 例句：
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Sand under quick condition is often called quicksand.
通常把快速流动的沙叫做流砂.
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I had penetrated the secret which the quicksand had kept from every other living creature.
流沙对世人保守的秘密给我拆穿了.
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There's a lot of polk salad and quicksand and other things.
这路上有许多像灌木和流沙那样的东西.
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