C1 大部分
most of something
In fact, the bulk of the book is taken up with criticizing other works. 事实上，这本书大部分篇幅都是在批评其他作品。
She plans to give the bulk of her fortune, currently estimated at £12 million, to charity.
The bulk of the population now lives in two suburbs.
The bulk of the money came from private donors.
He left the bulk of his estate to the foundation.
This is of zero interest to the bulk of the electorate.
See also: bulk noun