英文關鍵字
boulder
cold
flowing
froze
frozen
landscape
melt
melting
movie
natural
nature
outdoor
outside
river
rock
spring
stream
thaw
thawing
video
water
wilderness
winter
英文關鍵字
boulder
cold
flowing
froze
frozen
landscape
melt
melting
movie
natural
nature
outdoor
outside
river
rock
spring
stream
thaw
thawing
video
water
wilderness
winter