un·as·sail·a·ble
adjective/ˌʌnəˈseɪləbl/
/ˌʌnəˈseɪləbl/
(formal)- that cannot be destroyed, defeated or questioned
无法摧毁的；不可战胜的；不容置疑的 - The party now has an unassailable lead.
这个党的领先地位现在坚不可摧。 - Their ten-point lead puts the team in an almost unassailable position.
他们以十分领先的优势使整个球队处于难以撼动的地位。 - She replied with what she thought was unassailable logic.
她用她认为无懈可击的逻辑来回答。
- The party now has an unassailable lead.