mindmap root((空闲)) inactive applies to anyone or anything not in action or in use or at work: a playwright who's been ~ for several years. idle applies to persons, their powers, or implements that are not busy or occupied: tractors were ~ in the fields. inert as applied to things implies powerlessness to move or to affect other things: ~ ingredients in drugs; as applied to persons it suggests an inherent or habitual indisposition to activity: an ~ citizenry uninterested in social change. （indisposition不想，是disposition性格倾向的反义词，这个词还表示小病微恙a slight illness，如indisposition seems serious when away from home不在家的时候小病也好像很严重 ) passive implies immobility or lack of normally expected response to an external force or influence and often suggests deliberate submissiveness or self-control: a ~ individual incapable of strong emotion. (immobile固定不动的mean completely still，如Joe remained as immobile as if he had been carved out of rock乔一动不动,仿佛一尊石雕) supine applies only to persons and commonly implies abject or cowardly inertia or passivity as a result of apathy or indolence: remained ~ in the face of verbal abuse.