At the airport 在机场

                   An airport building where journeys begin and end is a terminal. You go to the check-in desk and say that you have arrived (check in).

terminal ł旨航空站,在登机手续办理处check-in desk)办理登记 手续用check in

                   You check in the baggage that will go into the hold (the part of the plane where goods are stored) but you carry your

hand luggage (Sr£) / carry-on baggage (NAmÈ) with you onto the plane. If your bags are heavier than the weight limit you have to pay excess baggage.

check in baggage指托运行李托运的行李放入货舱hold), 手提行李hand luggage / carry-on baggage)随身带上飞机。如 果行李超i需付超重行李费pay excess baggage)