Definition
The majority or main part of something.
大部分
The mass of students opted for online learning.
大多数学生选择了在线学习。
The study showed that the mass of people support the policy.
研究显示大多数人支持这项政策。
The mass of the company's revenue comes from its primary product line.
公司的大部分收入来自其主要产品线。