人工后天免疫artificial: adj. 1.人工的,人造的;人为的 (opp. nat ...acquired immunity: 后天免疫(性)。 passively acquired artificial immunity: 被动后天人工免疫力artificial immunity: 人工被动免疫; 人工免疫, 被动免疫; 人工免疫法acquired secretory immunity: 获得性分泌性免疫下载手机词典可随时随地查词查翻译