大部分的英文：
a large per cent of
a majority of
in a great measure
most
most of
mostly
the bulk of
the great proportion of

参考例句：

The generality of Swedes are blond.
瑞典人大部分是金发的.

Most of the river drains into the Gulf of Mexico.
大部分的河川都流入墨西哥湾。

More than half of British Columbia is heavily forested.
大部分英属哥伦比亚密布着森林。

A large part of the southwestern United States is unsettled desert.
美国西南部的大部分是无人居住的沙漠。

The greater portion of Antarctica is still terra nullius.
南极洲的大部分地方不属于任何国家。

Most of our county is as flat as a pancake.
我们县大部分地方非常平坦。

Most transitive verbs can take a reflexive pronoun.
大部分及物动词可接反身代词作宾语。

Much of the ride was through rain and slippery road.
大部分的路程都是在雨中和泥泞的路上走完的。

Most of the time of the defunct had been passed in helping himself.
死者生前大部分时间都是用来造福自己。

Most Indians live on reservations established by the Federal Government.
大部分印第安人生活在联邦政府建立的保留地上。

large是什么意思：
adj. 大的，宽大的；多的，多量的，多数的；广博的；广泛的
adv. 大，大大地；夸大地

The shop was mobbed by a large crowd.
这家商店遭到一大群人的袭击。

This picture attracts a large audience.
这部电影吸引了很多观众。

The concert drew a large audience.
音乐会吸引了大量的观众。

per是什么意思：
prep.
1.〈拉〉(表示关涉)通过，由
2.(表示根据)依照，根据
3.(表示比率)(尤指数量，价格，时间)每
4.每，每一
ad.
1.每次；每个
2.照常；按惯例
a.
1.高的；过的；全的

100words per minute shorthand 40 words per minute typing.
速记每分钟100字打字每分钟40字

Product A sells for $45 per unit and has variable costs of $25 per unit.
A产品的每单位售价为45美元,每单位变动成本为25美元。

Factory inspector cost on average &25, 000 per head per annum.
工厂检查员平均每人每年花25，000英镑。

cent是什么意思：
n. 百；分，分币

The decimal scale counts by tens, as in cents, dimes(=ten cents), dollars.
十进位法。

Ninety per cent of inspiration is perspiration.
百分之九十的灵感是汗水。

We haven't got a cent.
我们身无分文。