英文關鍵字
baikal
blue
broken
cliff
climate
cold
dangerous
december
floating
floe
frost
frozen
glacier
huge
ice
iceberg
lake
landscape
moving
nobody
north
november
rock
sea
season
shore
sky
snow
sunny
water
wave
waves
wilderness
winter
英文關鍵字
baikal
blue
broken
cliff
climate
cold
dangerous
december
floating
floe
frost
frozen
glacier
huge
ice
iceberg
lake
landscape
moving
nobody
north
november
rock
sea
season
shore
sky
snow
sunny
water
wave
waves
wilderness
winter