have been
- 动词 be 的现在完成时态（主语为第三人称单数时用 has been）：表示过去某时开始的动作或状态一直持续到现在或刚刚结束；也作助动词构成现在完成进行时（have been doing）和现在完成被动式（have been done）。
- 固定搭配 have been to：后接地点名词或副词，表示曾到过某地（指经历而非正在前往）。
双语例句原声例句权威例句
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He also took exception to having been spied on.
他也厌恶被暗中监视。
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He asked whom I'd told about his having been away.
他问我对谁说过他不在的事。
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She was absolutely furious at having been deceived.
她受了骗，怒不可遏。
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About eighty percents of illnesses spread by food are still listed as having been caused by "unspecified agents."
VOA: special.2011.01.11
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All of Milton's labors in the cause of liberating England from the tyranny of monarchy had in some way - could be construed as having been useless.
弥尔顿为把英国从君主暴政解放出来,所做的努力在某种程度上,可以说是付之东流了。
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Sidney believed this so much in fact that when he knew himself to be dying, having been mortally wounded in a battle, he ordered that all of his own poems be burned.
西德尼深信他的这一观点,甚至当他快死的时候，也就是在战场上受了致命伤以后，他要求别人焚烧他写的全部诗歌。
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