来自 tangent,正切，切线，-ial,形容词后缀。引申词义稍微沾边的。

1. 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。

2. 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。

3. The forces in operation have the form of lateral or tangential thrust.

作用力的形式是侧向冲断或切向冲断.

4. It is tangential to our main objective.

这与我们主要目的有偏离.

5. Each of circular dishes is subjected to the action of a tangential force.

每个圆盘都受到切向力的作用.