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请问这句英文是什么意思Rainfallwaslimited,andwhatwatertherewasrushedacrosstheplainintheannualfloodofmeltedsnow.Astheplainfellonly20metersin500kilometers,thebedsoftheriversshiftedconstantly.主要是想明白
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请问这句英文是什么意思
Rainfall was limited,and what water there was rushed across the plain in the annual flood of melted snow.As the plain fell only 20 meters in 500 kilometers,the beds of the rivers shifted constantly.主要是想明白第二句"As...constantly"的意思哈
Rainfall was limited,and what water there was rushed across the plain in the annual flood of melted snow.As the plain fell only 20 meters in 500 kilometers,the beds of the rivers shifted constantly.主要是想明白第二句"As...constantly"的意思哈
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答案和解析
因为平原仅五百公里下降二十米,因此河床经常改变.
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