This has never been heard of before.
以前从未听说过这种事。
To sing, just like you never been heard!
去歌唱吧，象没有人倾听那样！
Such a thing has never been heard of before.
这样的事闻所未闻。
He has never been heard to speak ill of others.
从未听说过他谈论别人的不是。
Betty has never been heard to speak ill of others.
从未听到贝蒂说别人坏话。
Such a thing has never been heard of before.
这样的事以前从未听说过。
Two years later, her father disappeared, (since then he had )never (been )heard from again.
两年后，她父亲失踪了，从此杳无音信。
Two years later, her father disappeared, (since then he had )never (been )heard from again.
两年后，她父亲失踪了，从此杳无音信。
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