... bed succession 层序 bed toxin 蜂毒 bed vein 层状脉 ...
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Now it's less than a tenth of that size. Left behind are 15, 000 square miles of salty, toxin-laden lake bed.
如今,它的面积已经不到原来的十分之一,只留下一万五千平方英里含盐和毒素的湖床。
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