negativesn.负数；否定名词negative的复数形式.negativeadj.否定的；消极的；负面的；负的n.否定；反面意见；底片；[数]负数vt.否定negative entry负号输入,负输入negative error负误差negative layer负片乳胶层negative sense负向negative carbo阴极碱棒negative image负象,负像negative surge负涌浪negative taxis负趋性negative pulse负脉冲negative ghost负的重影