defuser

例句：

1. 1. The doctor prescribed a painkiller to defuse the patient's anxiety.
   医生开了止痛药来缓解病人的焦虑。
2. 2.The heatwave has caused widespread damage, but relief is on the way as the rain arrives.
   热浪造成了广泛的损害，但随着雨的到来，缓解即将到来。
3. 3. The patient was defused from the situation by his own wit and resourcefulness.
   患者通过自己的机智和资源利用能力从困境中解脱出来。