To live a simple and frugal life, subsisting on basic necessities; to endure a life of austerity.
他虽然家境贫寒，但饮水食菽也乐在其中，从不抱怨生活的艰辛。
Although his family was impoverished, he found joy in his simple life, subsisting on water and beans, and never complained about the hardships of living.
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