We'll illustrate the concepts outlined so far with a currency exchange application, which will display the current exchange rate between U.S. dollars (USD) and British pounds (GBP).
我们将通过一个贷币兑换应用程序来说明迄今为止所概述过的概念，这个应用程序将会显示美元(u.s. dollar, USD)和英镑(British pound, GBP)之间最新的汇率。
The Math Concepts test deals with numeration and number systems, whole Numbers, geometry, measurement, fractions, currency, and number sentences.
数学概念测试是针对计算方法和几何、测量、分数、货币和数字运算。
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