相关单词近义词 unprovoked (生气等)无缘无故的..., wanton 淫乱的, gratuitous 无缘无故的, senseless 无感觉的, unwarranted 无根据的, needless 不需要的, groundless 无根据的, mindless 不留神的临近词motive, motive of study, Motive Training, motive power., motive of lucre, motive of crime, Motive function, motive elements, Motive of Saving, motiveless crime, motive mechanism相似词motivated, motivation, motivational, motive, motley, motocross, motor, motor car, 返回 motiveless