柯林斯词典decimal point (decimal points) 1. N-COUNT A decimal point is the dot in front of a decimal fraction. 小数点 A waiter omitted the decimal point in the $13.09 bill. 一个侍者漏掉了那份$13.09的账单上的小数点。 返回 decimal point剑桥词典the dot used between the whole numbers and the tenths of a decimal . In some countries a decimal comma is used instead . 小数点 To divide by ten, move the decimal point one place to the left . 要除以10，将小数点左移一位。 返回 decimal point