A subterranean network of canals known as karez is used to channel water around Turpan streets and into raving yards.

这里有俗称坎儿井的地下水道系统，他们在土鲁番开水道引水灌溉葡萄园。

Along its narrow lanes you can almost hear the echoes of the many people who toiled to gouge a city from this impenetrable mount of clay.

沿着它的窄巷行走，你几乎可以听见当年在这难以穿透的土山上艰苦地开城廓的人们的声音回响。

We began to extend the railway track and lay it among more interesting landscape by planting trees, which in turn attracted more wildlife, and by making cuttings through the rock.

我们开始拓展铁轨，通过种树和开岩石将它延伸到更有意思的风景区，吸引更多的野生动物。

There is a hole in it, put explosives in, blow it and move forward?

就在上面挖个洞，把炸药放进去，引爆之后开？

It's taken them six months to carve out a shaft through the desert rock.

花六个月的时间，他们才在沙漠中开出口井。

Thus, he excavated the first cave on the cliff.

于在崖壁上开个洞窟。

Politically, the canal is a huge gamble.

从政治层面说 开运河就像场豪赌。

Over 3,500 stone steps were carved into the rock face.

当地人沿着石壁开超过三千五百级台阶。

A study was made to decide which would be a better place for the canal -- Panama or Nicaragua. Engineers said it would cost less to complete the canal De Lesseps had started twenty years earlier in Panama.

项研究决定哪个地方更适合修建这条运河，巴拿马还尼加拉瓜。工程师们表示，20年前在巴拿马开这条莱塞普斯运河将花费更少。

So men dug a river around Niagara Falls from Lake Erie to Lake Ontario and put water steps in it so that boats could go downhill to Lake Ontario or uphill to Lake Erie.

于人们在尼亚加拉瀑布周围从伊利湖到安大略湖开条河，里面造些水中台阶，这样船就能从伊利湖开到下面的安大略湖，或者从安大略湖开上去。

After 30 minutes, the machine broke down, but John Henry kept right on working for 45 minutes. The machine had drilled only nine feet. John Henry, 15 feet.

30分钟后，机器因故障停下来，但约翰·亨利没有停，他直工作45分钟。机器仅开9英尺，而约翰·亨利开15英尺。

You will then walk along the low passages cut in the coal seam, and you will see men with pick-axes breaking down and cutting out great blocks of the coal.

然后你就可以沿着煤层中开的巷道走走，会看见人们拿着镐头，把大块的煤砍下来，挖出来。

We have to carve out space in the rock for the train to get through, and that is a very difficult thing to do.

我们必须在岩石上开出空间，让火车通过，而这件非常困难的事情。

" Every 100 minutes, the Louisiana wetlands is losing an area as big as a football field due to canalling, levee building and rising sea level."

每100分钟，路易斯安那州就会失去个足球场那么大面积的湿地，原因开运河、修建堤坝和海平面上升。

Stalin's plan was to have his engineers divert water from both of these rivers by digging canals towards new fields that would be planted across Uzbekistan.

斯大林的计划让他的工程师们开运河，改变这两条河流的走向，将其引入乌兹别克斯坦的新种植土地。

Over 2 millennia ago, local people carved more than 3000km of these canals beneath the desert, diverting water from the distant mountains.

当地人在2千多年前，开超过3千公里的地下水道，从远方高山引水过来。

Officials say more traffic will now be able to pass through the link, which opened in 1869 to join the Mediterranean with the Red Sea.

官方称目前运河可以允许更多船只通行，1869年为连接地中海和红海开苏伊士运河。

You will find the streets of the towns to be simply stairs cut out of the rock, and see the houses rising in tiers.

走进市镇，你会发现街道直接在岩石上开而成，房子排排拔地而起。

We now have travelled around two kilometres from the first hole we dug in the early hours of this morning.

从大清早开个洞算起，现在我们已经在2千米之外。

Government and business officials wanted to turn the Everglades into farmland and began building canals to drain the swamp.

政府和企业官员想要将大沼泽地变成农田，于开水渠用以排干沼泽。