said as an ironic comment on or reply to an overconfident assertion that may well be proved wrong by events
[用于挖苦对方时说]一派胡言;嘴硬,大言不惭
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‘I'll be perfectly OK on my own.’ ‘Famous last words,’ she thought to herself .“我一个人过日子完全可以。”“大言不惭,”她心里想。