undefeatableness
发音
/ˌʌndəˈfiːtəbəlnəs/
/ˌʌndɪˈfiːtəbəlnəs/
释义与例句
n.
-
1.
The quality of being undefeatable.
罕用 不可数
词源
From undefeatable + -ness.
来源:wiktionary