extraneousadj.外来的;无关的
extraneous electricity外来电流
extraneous nonterminal无关非终结符
extraneous observation额外观测值
extraneous pigmentation外原性色素沉着
extraneous interference外来干扰
extraneous constituents杂质
extraneous noise source外部噪音源
extraneous hydrocephalus外部性脑积水
extraneous air separator外部空气离析器
extraneous contamination外来污染