limestone是什么意思

双语例句

(1)These limestones were mainly formed during the Jurassic period.

这些石灰岩主要形成于侏罗纪时期。

(2)The limestone used in construction is mostly processed.

用于建筑中的石灰岩大都是经过加工的。

(3)This area is rich in limestone.

这个地区盛产石灰岩。

(4)The cement cannot be made without a rock called the limestone.

没有石灰岩是做不成水泥的

(5)The area is being quarried for limestone.

这地方正在开采石灰石。

(6)The large limestone caves are also quarried for cement.

这些大石灰岩洞也用来开采水泥原料。

(7)The basic ingredients are limestone and clay in the proportion 2:1.

基本成分是石灰石和黏土，比例为2:1。

(8)The local limestone is so porous that all the rainwater immediately sinks below ground.

当地的石灰岩如此多孔以致所有的雨水很快渗到地下。

(9)The limestone is sufficiently fissured for tree roots to have breached the roof of the cave.

石灰岩裂开了足以让树根突破洞顶。

(1)These limestone hills were previously at the bottom of the ocean.

这些石灰岛原本在海底。《Planet Ocean》《海洋星球》