機器
air vehicle
aircraft
airline
airplane
airport
antifreeze
aviation
bad weather
blizzard
chemical
cold
danger
defrost
deice
deicing
deicing airplane
deicing plane
delayed
departure
frost
heavy snow
ice
icy
jet
journey
liquid
maintenance
night
plane
preparation
problem
protection
safety
service
snow
spray
taxiway
transport
transportation
travel
waiting
weather
wing
wings
winter