be sparing of

例句：

1. 1.She is very thrifty and always saves money for a rainy day.
   她非常节俭，总是为下雨天存钱。
2. 2.The family is economical with their resources and tries to live within their means.
   这个家庭在资源上很节俭，努力在自己的能力范围内生活。
3. 3. Frugality is often associated with frugal living, which involves making do with what you have rather than spending more.
   节俭通常与节俭生活联系在一起，这是指用现有的资源做更多的事情，而不是花费更多。