绝大部分的英文：
most
overwhelming majority
bulk

参考例句：

The majority of the sensory or, afferent impulses from muscle do not reach the level of consciousness
来自肌肉的绝大部分感觉或传入神经冲动不会由人所意识到。

The lunatic fringe are ignored by most members of the party.
绝大部分党员对极端分子不予理睬。

The lunatic fringe is/are ignored by most members of the party.
绝大部分党员对极端分子不予理睬.

Almost all of Lu Xun's essays were directed at(against)the enemy
鲁迅的杂文绝大部分是对付敌人的。

John had made over to him most of the land.
约翰把绝大部分土地都转让给了他。

Explorationists in general and geophysicists in particular search for hydrocarbon traps
绝大部分勘探家和部分地球物理学家寻找的是烃类圈闭。

However the major portion of the initial gamma radiation is derived from the two latter sources.
可是绝大部分早期γ辐射来自后两种来源。

"Even today, the bulk of world trade is seaborne."
即使在今天，世界贸易中有绝大部分仍是靠海运。

Their designs, for the most part, correspond to actual needs and regulations on environmental demand.
他们的设计绝大部分符合实际需要和有关环境要求的条例。

The bulk of the material covers the period January-August 1955 and the rest the second half of 1954.
这些材料的绝大部分，是一九五五年一月至八月的，一小部分是一九五四年下半年的。

overwhelming是什么意思：
adj. 巨大的，压倒性的，无法抗拒的

No difficulty can overwhelm us.
困难压不倒我们。

The guest was pleased by the distinction but not overwhelmed.
来宾对这种破格礼遇感到高兴，但并没有受宠若惊。

The resolution was adopted by an overwhelming majority.
这个决议经绝大多数赞成通过了。

majority是什么意思：
n. 大多数，大部分；多数票

narrow majority
勉强的多数

C major is the relative major of A minor.
C大调是相对于A小调的大音阶。

He is a mathematics major.
他是主修数学的学生。

bulk是什么意思：
n. 体积，容量；大多数；散装，零售
adj. 大批的，大量的
v. 变得重要，显得巨大；扩大，膨胀

The catastrophe bulked large.
那场灾祸显得非常严重。

He bought rice in bulk.
他购买了大量稻米。

This is the factor that bulks large in the present discussion
这是目前讨论中显得重要的因素。