纪录片《地球的力量》第一集 火山21:冰河时代的发端

Around 7 hundred million years, our planet started to cool.

大约7亿年前 地球开始降温。

It was the beginning of an Ice Age.

是一次冰河时代的发端

No one is quire sure why it happened,

没人能确定发生原因，

but it seems that our entire word was plungedces into an interminable winter.

冰从地球两极不断蔓延 直至将整个世界拖入一个漫长的冰封冬季。

Some scientists have called it the time of snowball Earth.

某些科学家称这段时期为“雪球地球”

because the whole planet would appear as an icy ball.

因为当时整个行星 看起来就是一个冰球。

Others believe that the Earth was cold but not completely frozen.

其他一些人认为地球是冷的 但是并没有完全冰冻

Traveler to Jupiter and you can get some idea of what Earth might have looked like.

去木星看看 您对地球当时可能的模样就有些概念

Europa is one of Jupiter's moons.A frozen landscape

欧罗巴是木星卫星之一

that might mirror parts of Earth millions of years ago.

冰冻现象可能是地球 数百万年前的一面镜子

but knowing what earth look like

仅仅知道地球的模样

doesn't convey just how terrible the conditions would have been.

并不能准确体会到当时的情况

A blizzard, high in the Alps, in mid-winter, is as close as I can get.

冬季阿尔卑斯高处的暴风雪 是我能接触到的与当时最接近的情况

重点讲解

1、appear

a、好像;似乎;看来

There appears to be increasing support for the leadership to take a more aggressive stance...

好像有越来越多的人支持领导层采取更为强势的立场。

The aircraft appears to have crashed near Katmandu.

飞机似乎在加德满都附近坠毁了。

b、看起来；显得

She did her best to appear more self-assured than she felt.

她竭力让自己表现得比实际更自信。

He is anxious to appear a gentleman.

他急于想表现得像个绅士。

c、出现；显现

A woman appeared at the far end of the street.

一个女人远远出现在街的尽头。

Last night some of the prisoners appeared on the roof.

昨晚，其中几个犯人出现在房顶上。

d、（书籍等）出版，发表，问世

I could hardly wait for 'Boys' World' to appear each month.

每个月我都翘首期盼着《男孩世界》的出版。

a poem which appeared in his last collection of verse.

发表在他最后一部诗集中的一首诗

2、convey

a、传达;表达;传递

When I returned home, I tried to convey the wonder of this machine to my husband.

回到家后，我竭力地想把这台机器的精妙之处描述给丈夫听。

In every one of her pictures she conveys a sense of immediacy.

她拍的每一张照片中都传递出一种临场感，使人有如亲临现场。

b、运输;运送;输送

The railway company extended a branch line to Brightlingsea to convey fish direct to Billingsgate.

铁路公司修建了一条通往布赖特灵西的支线，以便直接将鱼运送到比林斯门。