The Bundesbank's seemingly impregnable position has begun to weaken.德意志联邦银行看似不可撼动的地位开始削弱了。The old Dutch fort with its thick high walls looks virtually impregnable.古老的荷兰城堡城墙又厚又高，看起来几乎固若金汤。The team built up an impregn...

impregnable的音标：impregnable的英式发音音标为：[ɪm'pregnəbl]impregnable的美式发音音标为：[ɪm'prɛɡnəbəl]...

adj.攻不破的，坚不可摧的，无可辩驳，毫不动摇...

The team built up an impregnable 5-1 lead.这个队以5:1的绝对优势领先。The Bundesbank's seemingly impregnable position has begun to weaken.德意志联邦银行看似不可撼动的地位开始削弱了。In those impregnable mountains, the guerrillas could hold out for ye...