英文關鍵字
aid
assistance
beach
belt
buoy
buoyancy
circle
danger
drowning
emergency
equipment
flotation
guard
help
jacket
journey
life
lifebelt
lifebuoy
lifeguard
lifejacket
lifesaver
ocean
orange
people
person
preserver
protection
rescue
ring
rope
safe
safety
salvation
save
sea
security
service
storm
summer
surf
swim
swimming
tourism
travel
vacation
vacationers
vest
water
waves