庞大的英文：
huge
enormous
tremendous

参考例句：

A bulky cargo
体积庞大的货物

It is pure hype,a gigantic PR job(Saturday Review)
它只是夸大的广告，一个庞大的与公共关系的工作(星期六评论)

The Great White Horse is famous in the neighbourhood for its enormous size.
这大白马饭店在邻近所以大出风头，因为它庞大。

The bureaucracy nominally under his control is huge and probably unmanageable
名义上归他领导的那个官僚机构，庞大而且有些无法控制。

The other hurdle is the shortage of possible buyers.
然而，在这个庞大的数字下降之前，还有两大障碍需要克服。

Should set a sculptured porpoise, gills a snort;And vibrant tail, within the temple-gate.
那两腮呼呼作响、尾巴掀起了;怒浪的庞大的海族--在庙宇的门墙内。

A giant monopoly is really reaching out to enfold it with an octopus-like grip.
一个庞大的垄断公司真正伸出触手来，就像章鱼似的，要把它紧紧地搂住。

His operation is now well equipped to handle the lines of business that will occasionally offer us major opportunities.
他们已准备好帮助我们处理任何可能遇到庞大的商机。

Very large in amount,size,etc
极大的;庞大的

An elephant has a heavy build.
大象躯体庞大。

huge是什么意思：
adj. 巨大的

This is a coat with a huge beaver collar.
这是一件大河狸领外套。

Rosanna stifled a huge yawn.
罗莎娜想打个大哈欠，但强忍住了。

Your thoughtfulness will be hugely appreciated.
你的别出心裁会赢得对方的赞许。

enormous是什么意思：
adj. 巨大的，庞大的

In this period, the cost would be enormous.
在这期间，就会损失惨重。

He paid an enormous sum.
他支付了一大笔款项。

The right words help enormously.
正确地用词起着巨大的作用。

tremendous是什么意思：
adj. 极大的，巨大的；极好的；极度的

Meanwhile the disruption would be tremendous.
在这期间，就会一片混乱。

The play became a tremendous hit.
该剧极为叫座。

With a tremendous jolt the car started.
汽车狠狠摇晃一下才起动了。