cut your coat according to your cloth
US /kʌt jʊər koʊt əˈkɔrdɪŋ tu jʊər klɔθ/
UK /kʌt jʊər koʊt əˈkɔrdɪŋ tu jʊər klɔθ/

1.
量入为出, 根据自己的能力行事
to live within your means; to spend no more money than you have
:
•
We can't afford a luxury vacation; we need to cut our coat according to our cloth.
我们负担不起豪华假期;我们需要量入为出。
•
Before making big plans, remember to cut your coat according to your cloth.
在制定大计划之前,请记住要量入为出。