生长物

例句：

1. 1. The population growthrate has been increasing steadily over the past decade.
   过去十年里，人口增长率稳步上升。
2. 2. The company's annual revenue has grown by 20% in the last quarter.
   该公司上一季度的年收入增长了20%。
3. 3. The forest is undergoing a rapid growth phase due to the government's reforestation program.
   由于政府的植树造林计划，森林正处于快速生长阶段。