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“蛇形丘”的英語(yǔ)可以翻譯為：ack furrow，escar，eschar，eskar ...

蛇形丘顯然是冰下河溪的沉積物堆積而成的很長(zhǎng)的壟崗.Eskers are very long ridges apparently formed when sub - glacial streams or rivers deposited sedimentary materials....