frugal [ˈfru:gl]

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adj.节俭的，节约的，少量的，微量的

careful when using money or food , or (of a meal ) cheap or small in amount

He was a VIP, but he had a frugal life. 他是位要人，但生活俭朴。
The old woman is frugal to the extreme. 那老妇人节约到了极点。