undefeated在中文中有"未被打败过、未尝败绩"意思，在英美地区还有"不可击败"意思，读音为[ʌndif'i:tid]，undefeated来源于英语，在《英国翻译词典》中，共找到26个与undefeated相关同义词和例句。
1. Sharpened by the Undefeated Gl.
2. Yeah, undefeated is so important.
3. Being undefeated, does it matter?
4. i am here. Undefeated, baby.
5. They're stng, fast and undefeated.
6. The winner by technical knockout, and still undefeated,
7. One team, Arsenal, was undefeated for 49 matches
8. This is undefeated, you are- should be depleted.
9. But Barbra is undefeated, peod
10. We won. Zeus is still undefeated.
11. The undefeated number one ranked heavy weight challenger
12. So this is the face of the undefeated enemy.
13. Even, please welcome the undefeated champion of the undergund,
14. Undefeated with a number one ranking is something to be pud of
15. Two years in a w. Undefeated.