V2EX beta blocker

Beta Blocker

释义 Definition

β受体阻滞剂(β阻滞剂):一类药物,通过阻断肾上腺素/去甲肾上腺素对β肾上腺素能受体的作用,来降低心率与血压、减轻心脏负荷;也常用于缓解心绞痛、控制某些心律失常,有时也用于焦虑相关的心悸或震颤等症状。(此词在医学语境中也可写作 beta-blocker。)

发音 Pronunciation (IPA)

/bet blkr/(美式常见)
/bit blk/(英式常见)

例句 Examples

The doctor prescribed a beta blocker to help lower his blood pressure.
医生开了β受体阻滞剂来帮助降低他的血压。

Because of his arrhythmia, she carefully adjusted the beta blocker dosage and monitored his heart rate over several weeks.
由于他有心律失常,她谨慎调整β阻滞剂剂量,并在数周内监测他的心率。

词源 Etymology

beta 来自希腊字母“β”,在生理学与药理学中用于标记受体类型(β受体);blocker 源自英语 block(阻挡、阻断)加 -er(施事者/物)。合起来字面意思就是“阻断β受体作用的药物”。

相关词 Related Words

文学作品中的用例 Literary Works

在经典文学作品中,beta blocker 属于现代医学术语,通常更常见于医学科普与临床写作(如医学教材、期刊文章、病例叙述)而非传统文学名著;在当代小说或非虚构作品中,若出现多用于描写人物的心血管疾病治疗、焦虑症状管理或医疗场景。

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