If you describe something as tangential, you mean that it has only a slight or indirect connection with the thing you are concerned with, and is therefore not worth considering seriously.
例句
Too much time was spent discussing tangential issues...太多的时间花在了讨论那些无关紧要的问题上。They thought the whole thing was a side-show, tangential to the real world of business.他们认为整件事情只是一个插曲,和真正的商界没有多大关系。
ADJ
切线的;相切的
If something is tangential to something else, it is at a tangent to it.
例句
...point T, where the demand curve is tangential to the straight line L.需求曲线和直线 L 相切之点 T...the street tangential to the courthouse square.和法院大楼广场相切的那条大街
英汉词典释义
adj.
(几何中的)切线的;正切的
tangential acceleration切向加速度
英英词典释义
Adjective
1. of superficial relevance if any;
"a digressive allusion to the day of the week""a tangential remark"
2. of or relating to or acting along or in the direction of a tangent;