Your flight is going to take off at 9 a.m. and arrive in Newyork at 3 p.m.You must reach the airport for at least one and half one hour before the flying-off.是什么意思_Your flight is going to take off at 9 a.m. and arrive in Newyork at 3 p.m.You must reach the airport for at least one and half one hour before the flying-off.在線翻譯_英語_讀音_用法_例句