“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	minority carrier minority emitter minor key minor light minor lobe minor loop minor planet minor relay station minor surgery minor switch minor trough minuano minuend minus minus angle minus-cement porosity minus sieve minus sight minus sign minus strand minus zone minute minute hand minute pressure minutes on leg

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