Departure Airline和Departure Flight Number各指什么?

Departure Airline和Departure Flight Number各指什么? Departure Airline Departure Airport Flight number Departure airport Departure time Arrival airpo departure flight number 和 airline分别是什么? departure什么意思 departure和arrival是什么意思 departure是什么意思 departure from airport transfer - arrival & departure airport of departure是什么意思 departure airport是什么意思