例文・使い方で印象づける「ecologists」の覚え方
スポンサーリンク...Many ecologists and phytogeographers havepostulated that savannas are either man made or are examples of a fireclimax... 
William E. Duellman 「A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, Mexico」
ランダム例文：
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