Level 6 · word 19,192 of 20,000

rollout

/ˈroʊˌlaʊt/ American
  • n. 首次发布, 首次推出
Definition
  • n. the first official presentation of a new product or plan
Example
The company delayed the rollout of its new app update.
该公司推迟了其新应用更新的发布。