越多的雪壓縮,越多的空氣被擠出
Removing air is what turns fluffy snow into rock hardice.
移除空氣使蓬松的雪變成堅(jiān)硬的冰巖石
This is it. I've come down about 20 metres to the base of the cliff
這里,是我降到冰崖二十米下的地方
and this is pure glacial ice.
這是純凈的冰川
All those snowflake crystals in there have been squeezed down
那里的雪花結(jié)晶被填滿了
and it gives this weird texture.
怪異的材質(zhì)
I mean, if s just frozen water but it's Like solid rock.
我是說,它只是凍水,卻像堅(jiān)固的巖石
Look at that.And it's got this glassy feel to it. It's almost transparent.
看這個 如同鏡面般光滑,甚至是透明的
When enough ice forms, it slowly starts to slide downhill and becomes a glacier.
當(dāng)足夠多的冰成型它開始緩慢從山上滑落 逐漸變成冰川
And over the last couple million years,
在過去數(shù)億年
it's ice that has been a dominant force shaping our world,even changing the climate.
冰是塑造我們世界的統(tǒng)治力量 甚至改變氣候
Recorded from deep within the ice,
從深入研究冰的記載中
these are the sounds of a glacier groaning and creaking
冰川的聲音充滿隆隆聲和嘎吱聲
as it slides down the mountain.
因?yàn)樗鼈儚纳缴匣?/p>