绕航的英文：
deviation

Deviation is justifiable to save life or property.
如果是因人命和财产的救助，绕航是合理的行为。

To oscillate about a lateral axis so that the nose lifts or descends in relation to the tail.Used of an aircraft.
上下振动绕航线轴晃动，机头时而高于时而低于机尾。用于飞机

cyclical deviation
循环离差

aggregate deviation
综合离差

We will not deviate from its route and you will not deviate from my instruction.
我们不能背离它的路线，你也不要违背我的指示。

Vice was a deviation from our nature.
不道德行为就是背离我们生活常轨的行为。

Deviation is justifiable to save life or property.
如果是因人命和财产的救助，绕航是合理的行为。