Level 2 · word 1,360 of 20,000

mass

/ˈmæs/ American
Picture: mass
  • n. 大量, 质量
  • adj. 大规模的, 群众的
Definition
  • n. a large amount or number of something, or the physical quantity of matter
  • adj. involving or affecting a large number of people
Example
A large mass of clouds gathered over the city before the storm.
暴风雨来临前,一大团云聚集在城市上空。