0.27用英语怎么说

0.27 in English is "zero point twenty-seven" or "point twenty-seven". The concept of a decimal point comes from the field of mathematics, where it is used to indicate a division of a number into integer and fractional parts. Here are some example sentences in English with their Chinese translations:

"The temperature outside is 0.27 degrees Celsius." (外面的温度是摄氏0.27度。)
"The probability of winning the lottery is 0.27%." (中彩票的概率是0.27%。)
"The discount on this item is 0.27 dollars." (这件物品的折扣是0.27美元。)