frug

例句：

1. 1. She always tries to live frugally so she can save for a rainy day.
   她总是努力节俭生活，以便为下雨天存钱。
2. 2. The old couple lived frugally and saved up for their dream vacation.
   这对老夫妇生活节俭，为他们的梦幻假期攒钱。
3. 3. He was frugal with his money and never spent more than he earned.
   他非常节俭，从不超出他的收入。