A major regional or global biotic community,such as a grassland or desert,characterized chiefly by the dominant forms of plant life and the prevailing climate.是什么意思_A major regional or global biotic community,such as a grassland or desert,characterized chiefly by the dominant forms of plant life and the prevailing climate.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句