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均变论
释义
均变论
Encyclopedia
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语言演变
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Uniformitarianism
均变论
阐述语言演变的动因和机制为古今一致的理论。根据这条准则,可以基于现在可观察的事实推断语言早期的状态和历史演变。原为地质学上的一个学说,19世纪70年代后成为历史语言学研究的一条重要准则。
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water-control by Dayu
water conveyance structure
water conveyance tunnel
water-conveying tunnel
water cooled atom trap
water-cooled atom trap
water-cooled atom trap (WCAT)
water-cooled condenser
water cooled semi continuous casting
water-cooled vibrating grate biomass boiler
water-cooled wall fouling
water cooler
water cooling
water cooling of hydro-generator
watercore
watercourse
watercress
water culture
water curtain
water curtain for fire compartment
water curtain system
water cut
water cycle
water cycle change
water delivery equipment
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