a.

1. 回答的；應答的；響應的；反應的[（+to）]
   The disease isn't proving responsive to treatment.

   該病對治療沒有反應。

2. 易感動的；敏感的；易受影響的
3. 【宗】用應答（或唱和）祈禱文的

adj.

1. responding readily and positively.
2. in response; answering.