妙语佳句:

And just at that moment a rock took off and rolled down there.说话间，一块石头便被风吹到了那里。

take off:脱掉,起飞

The accident happened as the jet was about to take off.

喷气式飞机正要起飞时出了事故。

He took off his raincoat and took out the key.

他脱下雨衣，拿出钥匙。

roll down:滚下

Children make the roll down a grassy hillside.

人们从山坡上滚彩蛋。

I'll roll down the window for you.

我帮您把车窗摇下来。

a huge kind of roaring noise up on the hill.山坡上方有巨大的呼啸声。

roaring noise:噼啪声

The loud, roaring noise of an engine operating at high speed.

呜呜声高速运转的机器的高且喧闹的噪音

考考你:

因此他们决定先撤回到营地小屋。

显然就连去外面的食品间取回午餐都过于危险。

上期答案:

so Mark and Jeff take advantage of the clear conditions, in the knowledge that the Adelies' arrival is imminent

Modern means make Mark and Jeff's journey a more comfortable affair,