显性失活突变体dominant negative mutant
彩色照像负片color negative film
负的应税利润negative taxable profits【税收】
二维负二项分布bivariate negative binomial distribution【数】
阴极碳棒negative carbon
负复曲折negative birefring-ence
负阶乘多项式分布negative factorial multinomial distribution【统计】
消极训练negative discipline