45的基数词和序数词

45的基数词是Forty-five.45的序数词是forty-fifth.他的意思是第45.

例如，There are forty-five apples in the box.这个箱子里面有45个苹果。She has forty-five pencils and she is going to sell them.她有45支铅笔，她打算把他们卖掉。

This is the forty-fifth ship.