- And the oceans were worst affected.
海洋受到的影响最为严重 - As they warmed and acidified,
随着海洋变暖和酸化 - oxygen levels plummeted...
氧含量锐减 - turning the seas, where life first took hold,
最早孕育生命的海洋 - into a desolate graveyard.
变成了荒芜的坟场 - This was the planet's third,
这是地球上第三次 - and most devastating, mass extinction.
也是最具毁灭性的大规模灭绝事件
turning the seas, where life first took hold, 最早孕育生命的海洋
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