“pyramid of numbers”的概念、定义、翻译、参考文献-科学参考

单词	pyramid of numbers
释义	pyramid of numbers [`pir·ǝ´mid ǝv `nǝm·bǝrz] ^ECOLOGY The concept that an organism making up the base of a food chain is numerically abundant while each succeeding member of the chain is represented by successively fewer individuals; uses feeding relationship as a basis for the quantitative analysis of an ecological system.
随便看	crossed-needle meter crossed paralysis crossed-pointer indicator crossed prisms cross effect cross-eye cross-fade cross fault cross-fertilization cross fire cross-flow cross-flow baffle cross-flow plane cross flux cross fold crossfoot cross furring ceiling cross gateway cross hair crosshatch generator crosshaul crosshead cross heading cross hole crossing angle

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