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 well吸水井negative glow阴极辉光negative back负反馈回路negative news负面消息negative term负项negative tank真空箱negative face消极面子negative take负结果negative root负根negative foci[医] 假焦点, 阴性焦点