huge、enormous、immense、giant、gigantic、colossal、vast、massive与tremendous这些形容词均有“巨大的、庞大的”之意。
huge : 含义广，强调体积或容积的庞大。也可用于引申意义。
They live in a huge house.
他们住在一所很大的房子里。
The costs involved in building a spacecraft are huge.
建造一艘宇宙飞船的费用很高。
A huge number of people attended.
参加者数量众多。
enormous : 指体积、数量或程度远远超过一般标准。
an enormous car/house
大轿车／大房子
He earns an enormous salary.
他工资极高。
I was absolutely enormous when I was pregnant.
我怀孕的时候，身体十分臃肿。
You've been an enormous help.
你真是帮了大忙。
immense : 正式用词，侧重空间的广阔，也指面积或分量的巨大。
There is still an immense amount of work to be done.
还有非常非常多的工作没有做。
The benefits are immense.
效益是极大的。
a project of immense importance
极其重要的工程
（拓展学习：小词详解 | immense）
giant : 非正式用词，多为褒义。指如巨人般的庞大体积。
a giant earth-moving machine
大型掘土机
to take giant steps
大步流星
gigantic : 指面积或体积的巨大，但多用于引申意义。
a gigantic statue
巨大的雕像
The cost has been gigantic.
费用非常庞大。
colossal : 侧重尺寸、规模和体积的无比巨大。
In the centre of the hall stood a colossal wooden statue, decorated in ivory and gold.
大厅中央矗立着一尊用象牙和金子装饰的木质巨型雕像。
They were asking a colossal amount of money for the house.
他们对这房子漫天要价。
vast : 多指空间、面积、范围的巨大，不涉及重量。
A vast audience watched the broadcast.
大量的观众观看了转播。
The amount of detail the book contains is vast.
该书所包含的细节内容非常丰富。
The people who have taken our advice have saved themselves vast amounts/sums of money.
那些听从了我们建议的人省了一大笔钱。
The vast majority of children attend state schools.
绝大部分学生就读于政府学校。
massive : 指大的体积、数量和重量，侧重庞大而笨重。
They have a massive house.
他们有一座很大的房子。
She died after taking a massive overdose of drugs.
她在吸食过量毒品后死亡。
If the drought continues, deaths will occur on a massive scale.
如果旱情持续，将有大批人死亡。
tremendous : 指某物很大，大得惊人；也可用作引申意义。
They were making a tremendous amount of noise last night.
昨晚他们弄出的噪声震天响。
She's been a tremendous (= very great) help to me over the last few months.
过去几个月里她给我的帮助极大。
You won? That's tremendous!
你赢了？太棒了！