船只航行；飞机航行to navigate; to sail; to fly

• 沿海航行

  coastal navigation

• 远洋航行

  ocean voyage

• 环球航行

  sail around the world

• 星际航行

  interplanetary flight

• 宇宙航行

  space travel

• 冰间航行

  ice channel sailing

• 航行性能

  navigability

• 每周航行两次

  make two trips a week

• 轮船在上海和青岛之间来回航行。

  The steamship sails back and forth between Shanghai and Qingdao.