递增 (dì zēng): เพิ่มขึ้นทีละขั้น

This company's sales have been increasing year by year since last year, and the boss is full of confidence about future development.

As the training intensity gradually increased, the athletes' physical fitness also improved significantly.

The population of this city increases by 3 percent each year, putting great pressure on traffic.

Under the influence of inflation, the cost of living keeps increasing, and many families have to cut expenses.