You will define the Id to follow a pattern of three digits, two digits, and four digits.
Id应该定义成固定的范式：三个数字、两个数字、四个数字。
Note that, by default, exponents are limited to two digits.
注意：在默认情况下，指数限制在两位。
The first two digits are significant, and the third digit is number of zeros.
前两位数字为有效数字，后一位数字表示零的个数。
The first two digits refer to the approximate percentage content of the hydroxypropoxy group, calculated on a dry basis.
前两个阿拉伯数字表示大概的羟丙基含量， 是在干燥的基础上计算的。
In the 1980s and before, most computer programs were designed to store only the last two digits of the years on all dates.
在80年代以及之前，大多数计算机程序被设计成在所有日期上只存储年份的最后两位数字。
Times are recorded as hours and minutes in the 24 hour clock, separated by one blank and with two digits for each number.
这些数据间都由空格隔开。时间均由24小时制的小时和分钟表示，之间由一个空格隔开，每个数字都有两位数(译注：不足两位的前面补零)。
A two-digit year that is less than or equal to the last two digits of the cutoff year is in the same century as the cutoff year.
一个比截止年份的后两位数字小或者与其相等的两位数年份与该截止年份处于同一个世纪。
In one experiment, for example, we asked half the participants to keep in mind a string of seven digits, and the other half to remember just two digits.
比如，在一项实验里，我们要求半数的参与者记住一串七位数，另一半则只需记住两位数。
During the holiday, daily housing sales in Shanghai stood at about 100 units, while in Guangzhou, Hangzhou and other big cities, the figures remained at only two digits.
假期期间，上海房屋日成交量为100套左右，而在广州、杭州和其它大城市，这个数字停留在两位数。
Where the number has two digits - as it does for anyone born beyond the 9th of each month - we often see a combination of the qualities associated with each of the two numerals.
如果号码是两位数(即对每个月出生在9号之后的人而言)，我们通常会把十位和个位这两个数字具有的特征结合起来分析。
Where the number has two digits - as it does for anyone born beyond the 9th of each month - we often see a combination of the qualities associated with each of the two numerals.
如果号码是两位数(即对每个月出生在9号之后的人而言)，我们通常会把十位和个位这两个数字具有的特征结合起来分析。
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