单词详解

num. 第十五 (The fifteenth item in a series is the one that you count as number fifteen.)

Did the matter in question occur on or about ten o'clock on the fifteenth of June?

那事是在6月15日10点或10点左右发生的吗？

It occurred on the morning of the fifteenth. 事情发生在15号上午。

The castle was enlarged considerably in the Fifteenth Century.

这个城堡在15 世纪得到了相当大的扩建。

The palace was built in the Fifteenth Century. 这座宫殿建于十五世纪。

You spend about a fifteenth of your life commuting.

你一生中大约十五分之一的时间花在上下班途中。

相关单词

基数词：fifteen

缩写词：15th