V2EX depressant

Depressant

释义 Definition

depressant(名词):抑制剂;(尤指)中枢神经抑制药。指能减慢大脑与神经系统活动、使人镇静或嗜睡的物质(如酒精、某些镇静催眠药)。在更宽泛语境中,也可指“使某种功能/活动降低的东西”。

发音 Pronunciation

/dprsnt/

例句 Examples

Alcohol is a depressant, not a stimulant.
酒精是抑制剂,不是兴奋剂。

Because she was taking a strong depressant, the doctor warned her not to drive or mix it with alcohol.
由于她正在服用较强的中枢神经抑制药,医生警告她不要开车,也不要与酒精同用。

词源 Etymology

来自拉丁语词根 **de-**(向下)+ press(压),形成动词 depress(压低、使降低/使情绪低落)。后缀 -ant 表示“……的物/起……作用的东西”,因此 depressant 字面含义是“起降低、抑制作用的物质”,在医学语境中专指“抑制神经系统活动的药物/物质”。

相关词 Related Words

文学与作品 Literary Works

作为较偏医学/药理的术语,depressant 在文学小说中相对少见,更常见于健康科普、医学与药物类写作中,例如:

  • Merck Manual of Diagnosis and Therapy(《默克诊疗手册》)
  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼与吉尔曼:治疗学的药理学基础》)
  • DSM-5Diagnostic and Statistical Manual of Mental Disorders,常见于心理健康相关讨论中)
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