英文關鍵字
air
aircraft
airline
airliner
airplane
airport
apron
aviation
baggage
business
cargo
caucasian
control
controlling
conveyor
employee
engine
engineer
equipment
flight
flying
handling
industry
jet
job
journey
luggage
maintenance
male
mechanic
muffs
neonprotect
occupation
overalls
passenger
people
person
plane
safety
security
service
traffic
transport
transportation
travel
turbine
woman
work
worker