成语名称:穷源溯流:trace to the very source of something英语: trace to the very source of something成语近义: 穷源竟委(qióng yuán jìng wěi):...
成语名称:开源节流:earn more income and cut down expense英语: earn more income and cut down expense开源节流造句:1、如果不能开源节流,我们的存款如何增加?2、开源...