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1·He was a blithering idiot.

他是个十足的傻瓜。《牛津词典》

2·She is alway blithering about some problems of hers.

她总是唠叨不休地讲她（人）一些问题。

3·I spent more than two hours on listening to a blithering report yesterday afternoon.

昨天下午我花了两个多小时听了个无聊的报告。

4·She admitted that her comments suggesting that karmic retribution may have caused the devastating earthquakes in China were blithering.

她承认，她所谓中国严重地震灾害是报应的言论是胡说八道。