in mass

例句：

1. 1.The company is planning to expand its operations in mass.
   该公司计划大规模扩张其业务。
2. 2.The crowd was in mass at the concert.
   人群在音乐会上成群结队地聚集。
3. 3. The farmers are in mass planting vegetables.
   农民们正在大规模种植蔬菜。