1、She is a frugal shopper and always looks for the best deals.
她购物节俭，总是寻找最好的优惠。

2、They lead a frugal lifestyle, avoiding unnecessary expenses.
他们过着节俭的生活，避免不必要的开支。

3、The company encouraged its employees to be frugal and cut unnecessary costs.
公司鼓励员工节俭，并削减不必要的费用。