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[00:13.28]frugal adj.节俭的(thrifty economical)
[00:17.31]economize 节俭(save, cut costs)
[00:21.76]When they bought a house, the family had to economize to pay their mortgage
[00:28.15]economical 节约的 经济的（thrifty）
[00:33.78]Purchasing clothing that will only be worn once is not very economical
[00:41.13]canny adj.精明的 节俭的(shrewd cunning)
[00:48.66]stocially adj.淡泊地(impassively)
[00:51.89]austerity n.节俭
[00:55.29]Austerity is the chosen lifestyle of a monk
[01:01.02]thrift n.节俭(economy frugality)