英文關鍵字
baikal
blue
boat
cabin
cold
cushion
danger
day
drive
emergency
engine
extreme
fan
ferry
freeze
help
horizontal
hovercraft
ice
lake
lifeguard
motor
outdoor
profession
rear
rescue
russia
salvation
save
screw
ship
situation
snow
special
speed
suit
surface
technology
tourism
transport
travel
uniform
urban
vehicle
view
water
white
wind
winter
work