The correctness of the result was proved by some underground boreholes.

If they carry on sinking boreholes then the land is likely to subside.

如果他们继续钻洞，地表很有可能下沉。

Male and females bluebirds both have orange breasts.

雄性知更鸟和雌性知更鸟都长着桔红色的胸脯.

Several bluebirds settled on the fence behind their house.

那几只蓝鸟停在房子后面的围栏上.

If bluebirds fly Beyond the rainbow Why, oh why can't I?

为什么到那时, 噢,为什么我就不能将彩虹飞渡?

If happy bluebirds fly Beyond the rainbow Why, oh why can't I?

如果快乐的小青鸟儿飞过了彩虹那麽, 我为何不能?

Building their nests in trees helps protect the bluebirds'young.

把鸟巢建在树洞里可以保护它们的幼鸟.

Bowler hats are not often worn nowadays.

现在戴常礼帽的已不多见了.

Oh, the mansions, the lights , the perfume, the loaded boudoirs and tables!

啊, 那些高楼大厦 、 华灯 、 香水 、 藏金收银的闺房还有摆满山珍海味的餐桌!

We do not sell on credit.

我们不赊销.

This kind of shirt is very easy to sell.

这种衬衫很抢手.

Eggs sell at 60 cents a dozen.

鸡蛋售价为每打六角.

The villagers sell their work to tourists.

村民们将工艺品卖给旅游者.

Can't you see it is a sell?

难道你看不出这是欺骗 吗 ?

We have no milk to sell; the cows have dried up.

奶牛没奶了; 我们没有牛奶可卖.

The local shopkeepers sell souvenirs to the tourists.

当地的店主向旅游者出售纪念品.

I've decided to sell out and go and live in the country.

我决定卖掉股份，去乡村生活。

They made up their minds to sell the house.

他们决定把房子卖掉.

They sell shoes in all styles.

他们出售各种最新款式的鞋.

The success of this car shows the importance of good design in helping to sell the product.

这种汽车的成功显示精良的设计对打开销路的重要性.

They sell new and secondhand computers.

他们卖新电脑和二手电脑.