浜辺
adult
alert
amplifier
background
bullhorn
caucasian
caution
coast
day
electrical
equipment
handsome
help
instructor
job
lifeguard
loudspeaker
male
man
marine
megaphone
nature
ocean
outdoors
person
professional
recreation
relax
relaxation
rescue
rescuer
sea
season
service
shore
shouting
sky
speech
summer
sunny
tourism
tower
travel
vacation
warning
watch
water
whistle
work