| 单词 | 小数点 |
| 释义 | 〔Napier〕Scottish mathematician who invented logarithms and introduced the use of the decimal point in writing numbers.纳皮尔，约翰：(1550-1617) 苏格兰数学家，他发明了对数并推广了小数点在记数中的用法〔decimal〕A linear array of integers that represents a fraction, every decimal place indicating a multiple of a negative power of 10. For example, the decimal 0.1 = 1/10, 0.12 = 12/100, 0.003 = 3/1000. Also called decimal fraction 小数：表示分数的整数的线性排列，每一个小数点后的位置表示10的负次幂。例如，小数0.1== 1/10，0.12== 12/100，0.003== 3/1000 也作 decimal fraction〔period〕The least interval in the range of the independent variable of a periodic function of a real variable in which all possible values of the dependent variable are assumed.小数点：周期函数自变量变化的最小区间，其中从属变量的所有可能值都已事先确定〔truncate〕To shorten (a number) by dropping one or more digits after the decimal point.通过减少小数点后位数来缩短（数字）〔unit〕The number immediately to the left of the decimal point in the Arabic numeral system.个位：在阿拉伯数字系统中紧靠在小数点左边的数字 |
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