vast
单词辨析：
含义很广，指体积、数量、程度方面极大的，但通常不用于重量。
The road was blocked by a huge rock.
道路被一块巨石堵住了。
The play was a huge success.
该剧获得巨大成功。
通常指体积或总量极大的。
It looked like a colossal statue.
它看上去像一个巨大的雕像。
He has gained colossal profit from the business.
他从生意中获取了巨额利润。
指尺寸或数量巨大的。
She has bought an enormous house.
她买了一幢大房子。
He saved up an enormous amount of money for his daughter.
他为女儿存了一大笔钱。
只作定语，指比其他同类事物大的。
They found a giant tortoise.
他们发现了一只巨龟。
That's a giant step for us to take.
这就是我们要跨出的一大步。
He is a manager of a giant electronics company.
他是一家特大型电子产品公司的经理。
指规格、数量或程度巨大的，含超出常规或预想之意。
This is the most gigantic pizza I've ever seen.
这是我见过的最大比萨饼了。
Those jewels are so gigantic a hundred men could not carry them.
那些大块的宝石一百个人都搬不动。
The gigantic task of reconstruction awaits them.
重建的艰巨任务等着他们去完成。
指体积、数量或程度等超过一般标准的。
It's almost impossible to find him in the immense ocean.
在无边无际的海洋中要找到他几乎是不可能的。
The value of the helicopter is immense. It can hardly be measured.
直升机的价值是无限的，几乎无法估量。
多指空间、面积、范围巨大的。
The vast plain stretches for 800 miles.
那片辽阔的平原绵延800英里。
There is a vast difference between them.
他们两人之间有着天壤之别。
The Pacific Ocean is a vast expanse of water.
太平洋是一片浩瀚的水域。
相关例句：
The domain is vast.
领域广大。
They do not seem to have the vast, authoritative presence of those great men
他们看起来并没有那些伟人的翩翩风度和威严。
The pollution has already turned vast areas into a wasteland.
污染已经使大片地区沦为不毛之地。
There was a vast distance between psychological clues and concrete proof
心理提示和确凿证据之间相差甚远。
The vast majority live further inland
大部分人住在更远的内地。
In the cities vast crowds have been demonstrating for change
在城市里，大批的人群举行示威游行，要求进行变革。