好词典

tangential

UK //tænˈdʒen.ʃəl//US //tænˈdʒen.ʃəl//

词源

源自拉丁语 'tangentialis',来自 'tangere'(意为 '触摸'),后通过中世纪拉丁语进入英语。

adjective

❶ 指与主题或核心内容仅有轻微关联或偏离的,常用于描述发言或观点与当前讨论关系不大。

“His comment was interesting but tangential to the main topic.”

(他的评论很有趣,但与主题关系不大。)

“She went off on a tangential discussion about her vacation.”

(她偏离主题,开始讨论她的假期。)

❶ 几何学中,指与曲线或曲面在某一点相切但不相交的直线或平面。

“The line is tangential to the circle at point P.”

(这条线在点P处与圆相切。)

“A tangential plane touches the sphere at exactly one point.”

(切平面恰好与球体在一个点接触。)

同义词:peripheral, incidental, divergent, irrelevant, digressive

常见短语

tangential to — 表示某事物与另一事物仅有轻微关联或偏离主题。

“His remarks were tangential to the main issue.”

(他的评论与主要问题关系不大。)

tangential relationship — 指两者之间仅有微弱或间接的联系。

“There is only a tangential relationship between the two studies.”

(这两项研究之间只有微弱的联系。)