英文關鍵字
action
air
aircraft
alien
attack
base
battle
causing
chase
combat
cosmos
crash
crashes
dangerously
defending
defense
edge
engine
explosion
fantastic
fantasy
fiction
fighter
fighters
fighting
fire
first
flying
force
future
futuristic
high
imagination
inside
metal
metallic
motor
narrow
pursuit
reactor
saucer
science
second
ship
ships
shuttle
space
spacecraft
spaceship
sparks
speed
station
stationn
touch
tunel
two
ufo