The Romans were the first to utilize concrete as a building material.

罗马人首先使用混凝土作建筑材料。

《牛津词典》

The blocks should be laid on a bed of concrete.

石块应该固定在混凝土基座上。

《牛津词典》

The use of steel and concrete has allowed the builders to perch a light concrete dome on eight slender columns.

钢筋混凝土的使用使建筑者们能将一个轻巧的混凝土穹顶架在8根细柱上。

《柯林斯英汉双解大词典》

The concrete and glass museum is built next to a body of water, so it almost seems to float.

VOA: special.2011.04.13

And so, when you think about how much cement concrete are consumed annually on the planet, this becomes a considerable point source of greenhouse gas emissions.

当你想到,在地球上每年要消耗多少的水泥混凝土的时候,这将是温室气体排放的,一个主要来源。

麻省理工公开课 - 固态化学导论课程节选

And the person we have to thank for actually giving us this more concrete way to think about what a wave function squared is is Max Born here.

需要感谢，马克思，波恩,给了我们，这个波函数平方的,具体解释，事实上。

麻省理工公开课 - 化学原理课程节选

We go up a concrete stairway, without rails, into a bare concrete shell of a building.

BBC: Greece asylum: Journey through a broken system

While it's true that the National Ecosystem Assessment doesn't provide a mechanism for transferring the costs of environmental degradation onto the farmer or developer who wants to plough up a wood or concrete over a floodplain, the scientists who compiled the report say decisions about how to implement their findings should be left to legislators.

BBC: Putting a price on nature

In a concrete bunker on a mothballed Air Force base in Plattsburgh, N.

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