aux.o.troph.ic

adj.（形容詞）
Requiring one or more specific substances for growth and metabolism that the parental organism was able to synthesize on its own. Used with respect to organisms, such as strains of bacteria, algae, or fungi, that can no longer synthesize certain growth factors because of mutational changes.
有營養(yǎng)缺陷的：需求一種或多種用于有機體成長及代謝、其自身可以合成特定物質的。用于指如細菌菌株，水藻或真菌等因某種突變不能再合成特定生長因子的有機體

來源：
Greek auxein [to increase] * see auxin
希臘語 auxein [增加] *參見 auxin
-trophic
-trophic