impregnable

劍橋詞典

A building or other place that is impregnable is so strongly built and/or defended that it cannot be entered by force .
（建筑或其他場所）堅(jiān)不可摧的，固若金湯的
Despite burglar alarms and window locks , homes are never impregnable against determined thieves . 即使家里裝上防盜警報(bào)器并鎖好窗戶，也擋不住賊心不死的小偷。
mainly UK
powerful and impossible to beat , especially in sport
（尤指體育運(yùn)動(dòng)中）不可戰(zhàn)勝的
Surrey have been building up an impregnable lead in this season's County Championship. 在本賽季的全郡錦標(biāo)賽中，薩里隊(duì)已經(jīng)遙遙領(lǐng)先，勢不可當(dāng)。 返回 impregnable