V2EX decimal point

Decimal Point

释义 Definition

decimal point小数点。用于把整数部分和小数部分分开(如 3.14 中的 “.”)。在美式英语中常说 decimal point;在英式英语中也常说 decimal point,口语里有时会用 point(尤其读数字时)。

发音 Pronunciation (IPA)

/desml pnt/

例句 Examples

Please move the decimal point one place to the left.
请把小数点向左移动一位。

If you round too early, a tiny change after the decimal point can affect the final result.
如果你过早进行四舍五入,小数点后的微小变化也可能影响最终结果。

词源 Etymology

decimal 来自拉丁语 decimus(“第十”),与 “ten(十)”相关,指以 10 为基础的十进制point 意为“点”。合起来就是“用于十进制表示法的点”,即小数点

相关词 Related Words

文学作品 Literary Works

  • A Brief History of Time Stephen Hawking(书中涉及大量数字与科学记数法,常出现小数点相关表述)
  • The Signal and the Noise Nate Silver(讨论统计与预测时频繁出现小数与精度表达)
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