extracoden.附加码extraadj.额外的n.额外之物；临时演员adv.特别地extrapulmonary organs肺外脏器extracellular ferment胞外酶extraocular paralysis[医] 外眼肌麻痹extra-column effect柱外效应extra-column volume柱外体积extrazonal vegetation地带外植被extra-light loading特轻加载extra-role behavior角色外行为extrajudicial dispute[法] 非司法上的纠纷extracellular network胞外网