英文關鍵字
area
beach
breeze
breezy
caution
coast
coastguard
danger
dangerous
destination
empty
flag
guard
horizon
island
lifeguard
lifesaving
littoral
marine
maritime
observation
ocean
patrol
patrolled
protection
red
risk
safety
sand
sea
seascape
seashore
seaside
season
shore
sky
soft
summer
surveillance
swimming
travel
vacations
warm
warning
watch
weather
wind
windy
yellow