n.鸦片制剂（通常用于镇痛或催眠）( opiate的名词复数 )，缓和，减轻...

One woman suffered such severe pain she had to take opiates to control it.有一位妇女剧痛难忍，不得不服用鸦片制剂来镇痛。Chronic exposure to opiates eventually leads to drug addiction.长期使用阿片类药物可以导致严重的耐受和成瘾....

opiates的音标：...