单词详解

num.第九十(The ninetieth item in a series is the one that you count as number ninety.)

The ninetieth customer will win a surprise gift. 

第九十名顾客将会赢得一份惊喜大礼。

This is the article in commemoration of the ninetieth birthday of Dr. Sun Yat-sen. 

这是为纪念孙中山诞辰九十周年而作的文章。

She is like the ninetieth person on the list.她像是名单上的第九十位。

We’ll participate in the celebration of its ninetieth anniversary.

我们要参与它的九十周年纪念的庆祝。

The date of its coming into force shall be the ninetieth day after the receipt of the fifth ratification.

生效日期为收到第五份批准书后第九十天。

相关单词

基数词：ninety

缩写词：90th