common fraction

常见例句

• When figuring dimensions, we usually change common fractions to decimals.
  当计算面积时，我们通常将普通分数变为小数。
• Common fractions written in the Greek or Egyptian system were too awkward for astronomical calculations.
  用希腊人或埃及人那套办法写出来的普通分数很不便于作天文计算。
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