第三人称单数:seventeenths
形容词
1. It was Mary's seventeenth birthday.
那是玛丽的十七岁生日。
1. 第十七:sixteenth第十六 | seventeenth第十七 | eighteenth第十八
2. 第十七的:seventeen 十七 | seventeenth 第十七的 | seventh 第七 的
3. 第十七;十七日:七点系泊系统 seven-point mooring system | 第十七;十七日 seventeenth | 七轨磁带 seven-track tape
4. 第十七,第十七个:sixteenth 第十六,第十六个 | seventeenth第十七,第十七个 | eighteenth第十八,第十八个
1. 第十七
The seventeenth item in a series is the one that you count as number seventeen.
e.g. She gave birth to Annabel just after her seventeenth birthday.
她 17 岁生日刚过便生下了安娜贝尔。
2. 十七分之一
A seventeenth is one of seventeen equal parts of something.