“river valley”的概念、定义、翻译、参考文献-科学参考

单词	river valley
释义	river valley Encyclopedia 理学河谷释 river valley河谷河水所流经的呈线状延伸的凹地。由河水侵蚀冲刷而成，由沟谷发育而来。
随便看	quinary structure quinazoline quinazoline alkaloid quinclorac quincunx Quincy Market, Boston, U.S. quindecagon quindecillion quindenary Quine Quine set theories quinhydrone quinhydrone electrode quinic acid quinidine quinine Quinn-Rand-Strogtz constant quinoa quinoline quinoline alkaloid quinolinones antipsychotics quinolizidine alkaloid quinolizine quinolone quinolone antibiotics

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