sedative drug

镇静药

例句与用法：

Any of various sedative narcotics containing opium or one or more of its natural or synthetic derivatives.

鸦片制剂一种含有镇静性的麻醉剂，含有鸦片或一种或多种自然或人工合成的衍生物

I've given him a sedative; that should see him through the night.

我给了他一片镇静剂，可使他熬过一个夜晚。

The doctor gave him a sedative to help him sleep.

医生给了他镇静剂帮助他入睡。

词形变化：

副词: sedately | 名词: sedateness | 动词过去式: sedated | 动词过去分词: sedated | 动词现在分词: sedating | 动词第三人称单数: sedates |