the better part of

US /ðə ˈbetər pɑːrt əv/
UK /ðə ˈbetər pɑːrt əv/
"the better part of" picture
1.

大半, 大部分

most of something; more than half of something

:
He spent the better part of his life working on that project.
他把大半生都花在了那个项目上。
We waited for the better part of an hour for the bus to arrive.
我们等了将近一个小时公交车才来。