Next, go to the bottom of the list, where you will find a box with a five-digit number in colour.
接下来,进入底部的名单,你会发现一个方框,一个五位号码颜色。
For example, a postal code in the United States is a five-digit number, optionally followed by a dash and a four-digit number. Listing 1 shows the regular expression that describes that format.
例如,在美国邮政编码是一个五位数,后面还可能跟有一个破折号加一个四位数。
Your children may not be looking for a number, especially if they’re young and have no context for five- or six-digit figures.
你的孩子也许并不需要一个具体的数字作为解答,尤其是年纪尚幼或者对五、六位的数字没有概念的孩子。
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