医生给他开了些镇静剂来缓解手术前的紧张情绪。

The doctor gave him some sedatives to calm his nerves before the surgery.

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The doctor gave him some sedatives to calm his nerves before the surgery.

sedatives 是名词 sedative 的复数形式。sedative 来自动词 sedate(使镇静),由词根 sed-(意为"坐、安定")和后缀 -ative(表示"具有...性质的")组成,指"具有镇静作用的药物",即"镇静剂"。

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