thriftiness是什么意思 音标: 英 [rftns] 美 [rftns] n. 节俭, 节约 n frugality in the expenditure of money or resources thriftiness的用法和例句: 1. Lots of thrifty meth cooks out there. 上面有好多穷酸瘾君子在等着呢 2. It's not a fortune, but I've saved all...