常見例句The density and quantity of Collembola keeps high levels in infested area and even sometimes higher than non-infested area, especially in broad-leaved forest.彈尾目在試驗(yàn)樣地的密度和數(shù)量均保持較高水平，有時甚至高于對照，這在闊葉林表現(xiàn)尤為突出。 返回 Collembola