responsive

The patient was not responsive to the treatment.这个病人的治疗不见起色。

They weren't very responsive to my suggestion. [=they did not respond very favorably to my suggestion]他们对我的建议反应不很积极。

The store is very responsive to the needs of its customers.这家商店对顾客的需求反应很快。

a car with responsive steering [=steering that works quickly when you move the steering wheel]转向灵敏的汽车