英语翻译Traveling by plane is very expensive.Many people work on

英语翻译Traveling by plane is very expensive.Many people work on the plane,and they make sure the passengers are safe and confortable.The most important thing is safety.The maintenance team must watch the oursid of the plant=e and try the machinery.Everything must work well.Then the cleaning team comesin.The the passenger cabin,kitchen,and toilets must be clean ,and evering must work well,too.A truck comes with food and drink.Then the flight attendants come to the plane.Usually two flight attendants look after about seventy passengers.They wear a nice uniform.During the flight ,they give the passengersfood and drink.On a long flight ,there are two pilots.One pilot flies the plane while the other has a rest.The air traffic controllers are also important.They work in a special tower at the airport.They tlak to the pilots,and tell them where to fly,and where to land.