短語詞組短語natural l enemy 天敵natural enemy of fish [生物]魚類天敵;魚類敵害natural enemy microorganism 天敵微生物importation of natural enemy 天敵引種natural enemy utilization 天敵利用protecting natural enemy 保護天敵natural enemy system 天敵系統(tǒng)natural enemy detail 天然敵害Release natural enemy 釋放天敵 返回 natural enemy