英文關鍵字
backwater
beautiful
berth
blue
boots
carefully
child
childhood
climb
clothes
embankment
girl
gradually
happiness
high
horizon
ice
indent
joy
lower
meter
nature
open
pants
permafrost
plain
play
raise
season
shoes
shore
small
smooth
snow
step
stone
stones
straight
surface
tree
walk
warm
winter
woman