英文關鍵字
daughter
exhibition
museums
astronaut
education
exploration
flight
learning
maneuver
rocket
science
shuttle
space
child
explain
family
girl
kid
landmarks
listen
mother
public
russian
soviet
spaceship
talk
tourist
ussr
woman
antenna
equipment
information
satellite
technology
electrical
russia
history
spacecraft
sputnik
cosmonaut
cosmos
spaceprobe
techniques
telecommunications
rusia
display
exibit
moscow