Negative PS阴图PS版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 catalyst负催化剂negative sanction消极制裁negative easement否决使用权negative exponent负指数negative binomial负二项negative gradient负梯度negative question否定问句negative buoyancy负浮力negative skewness负偏斜性,负偏态negative fraction负分数