纪录片《地球的力量》第一集 火山23:冰雪消融

As volcanoes continue to erupt,

随着火山继续喷发

levels of carbon dioxide steadily built up in the atmosphere.

大气层中的二氧化碳含量稳定上升

until around 630 million years ago,

直至大约6亿3千万年前

the layer of carbon dioxide became so thick

二氧化碳层的厚度已经足够

that it trapped enough heat to release the planet from its endless winter.

它截留的热量足以让地球摆脱冰冻的掌控

At last, a thaw began.

终于，冰雪开始消融

Fierce storms pounded the planet.

猛烈的暴风雨肆虐整个行星

and Earth's cold and slushy climate began to warm.

地球的天气开始变暖

In just a few hundred years,

短短数百年时间里

temperatures would rise dramatically,

气温大幅上升

and Earth's would never be the same.

地球不将不再一样

Fortunately,over time our planet's climate stabilised

幸运的是，随着时间流逝 气候逐渐稳定

and Earth slowly returned to normal.

地球缓慢地恢复正常

Volcanoes had set the stage for a dynamic new era.

火山设好了一个新时代的舞台

重点讲解

1、release

释放;放出

He was released from custody the next day.

第二天他被从拘留所里放了出来。

He is expected to be released from hospital today.

他有望今天出院。

释放;出院

He called for the immediate release of all political prisoners.

他要求立即释放所有政治犯。

the secret negotiations necessary to secure hostage releases.

为确保人质释放而要进行的秘密谈判

使免除;使免于

Divorce releases both the husband and wife from all marital obligations to each other.

离婚解除了夫妻双方相互之间所有的婚姻义务。

This releases the teacher to work with individuals who are having extreme difficulty.

这使得教师可以专门辅导学习特别吃力的学生。

2、normal

正常的;通常的;平常的

He has occasional injections to maintain his good health but otherwise he lives a normal life.

他偶尔要注射药物保持身体健康，但除此之外他生活一切正常。

The two countries resumed normal diplomatic relations.

两国恢复了正常的外交关系。

身体健康的;精神正常的

Statistics indicate that depressed patients are more likely to become ill than are normal people...

统计显示抑郁症患者比正常人更容易生病。

Will the baby be normal?

婴儿会一切正常吗？