实际: reality; practice旅行: travel; journey; tour时: shí]国际旅行时的选择性免疫法: elective immunization for international travel国际旅行社: international travel service星际旅行: astral trip; star trek星际旅行4: star trek iv: the voyage home星际旅行：初代: star trek: the original series舟际旅行: boat trip洲际旅行: intercontinental travel等旅行时面: equal travel time surface旅行时差: travel-time difference旅行时方程: travel-time equation旅行时间: duties of trip; journey time旅行时剖面: travel-time section旅行时钟: travel clock双程旅行时: twt在旅行时: on their travels折合旅行时: reduced travel time正旅行时: equal-traveling times星际旅行：第二期: star trek: phase ii地层旅行时间: formation travel time旅行时间弹性: travel time elasticity旅行时间信息: travel time information旅行时间延滞: travel time delay
