机长用英语表示为()
A. consul
B. consul-general
C. special envoy
D. captain
登机时间用英语表示为()
A. boarding time
B. working time
C. check-in time
D. departure time
起飞用英语表示为()
A. delivery
B. delay
C. departure
D. take off
安全技术检查用英语表示为()
A. security control
B. passport control
C. security check
D. safety control