书籍 Insight - 中级 - 单元 2 - 2C

a difficult and lengthy journey, often taken on foot or by hiking

艰难的旅程, 徒步旅行

a long journey taken on a ship or spacecraft

航程, 探险

a trip that has been organized for a particular purpose such as a scientific or military one or for exploration

探险, 远征

a scheduled journey by an aircraft

航班

a journey for pleasure, during which we visit several different places

旅游, 旅行

a short trip taken for pleasure, particularly one arranged for a group of people

短途旅行, 游览