十二英语怎么写？

twelve是数字12的意思，可以做名词和形容词，比如；The year is divided into twelve months。

twelve作名词也有12点钟的意思，比如；I shall stay here until twelve o'clock。

12的序数词是twelfth，比如；I had to half an hour to jump ， I was twelfth in line。