Definition
To manage one's spending and activities within the limits of one's available resources.
量入为出
They would like to buy a bigger house, but they need to cut their coat according to their cloth.
他们想买更大的房子，但需要量入为出。
In the early stages of starting a business, you must cut your coat according to your cloth and use your funds wisely.
在创业初期，你必须量入为出，明智地使用资金。
Their family has been having financial difficulties lately, so they have to cut their coat according to their cloth.
他们家最近财务困难，所以必须量入为出。