sailing course

• 突腰线,航道

sailing course的用法和样例：

例句

1. During the storm the ship wandered from its course.
   船在风暴中偏离了航道。
2. The vessel was blown off course by the gale.
   船只被强风吹离了航道。
3. The boat's going off course, we'll have to haul up.
   船要偏离航线了，我们得转向迎风行驶。
4. I expect that the plane can change the course.
   我料想飞机会改变航线。