英文關鍵字
aqua
arm
background
beam
below
blue
caucasian
clean
clear
closeup
cloudless
drowning
falls
fingers
hand
help
human
lake
level
man
ocean
one
pond
pov
rises
risk
sea
shines
sinking
sinks
sky
sos
sun
surface
swimmer
thickness
through
transparent
under
warning
water
waves
wet