The biggest concern was that the ice airstrip might break apart,大家最擔(dān)心的是冰面上的飛機跑道可能也破裂了

break apart:分裂, 自行裂開

The partnership has broken apart.

那合作經(jīng)營已散伙了。

It just broke apart in my hands.

它在我手上自行裂開了。

masses of water start to flow again,大量的水再次流動

masses of:大多數(shù), 大部分

There were masses of dark clouds in the sky.

天上有朵朵烏云。

After harvest we will have a mass of rice.

秋收后，我們將獲得大量稻谷。

everyone was able to evacuate when the weather improved.天氣好轉(zhuǎn)的時候所有人都得以疏散。

be able to:會, 能

t took him three months to be able to run a mile.

要能跑一英里需要他三個月。

We hoped that we should be able to do that.

我們希望我們能這樣做。