常見例句

雙語例句

• Alvin Hansen and Paul Samuelson constructed equations to predict how a rise or fall in spending in one part of the economy would propagate across the whole of it.
  阿爾文·漢森和保羅·薩繆爾森構建了一些描述經(jīng)濟體某一部分支出的漲跌如何擴展至整個經(jīng)濟體的等式。
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