“pocket valley”的概念、定义、翻译、参考文献-科学参考

单词	pocket valley
释义	pocket valley [`päk·ǝt ´val·ē] ^GEOLOGY A valley whose head is enclosed by steep walls at the base of which underground water emerges as a spring.
随便看	double-coursed double-crank press double cropping double crossover double-current cable code double-current generator double-current signaling double cusp double-cut file double-cut planer double-cut saw double decomposition double density double-diffused transistor double diode double-diode limiter double distribution double-doped transistor double dot halftone double-doublet antenna double drift double drill column double-drum hoist double ebb double electron excitation

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