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1·Scores can also be expressed as a finite or infinite decimal recurring decimal.

分数亦可表示为有限小数或无限循环小数。

2·It's also an irrational number, with an infinite number of decimal places and can't be written as a ratio of two whole Numbers.

pai也是个无理数，它的小数位有无限多，而且pai无法写成了两个整数的比值。

3·In decimal form they are awkward Numbers requiring the use of an infinite number of decimal places.

用小数的形式表达，它们是很难使用的数字，小数部分的位置需要无限多个数字。