negative g负过载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 radical阴根,负(电性)根,负(性)根negative writing底片记录,负片记录negative factors消极因素negative gyrator负回转器negative damping负阻尼negative placebo阴性安慰剂, 无作用安慰剂, 假药negative torsion反扭转negative diopter负视度negative liberty消极自由Negative Service消极服务