Uncle Herbert never argued, never spoke up for himself.

赫伯特叔叔从不争论，从不为自己辩护。

《柯林斯英汉双解大词典》

Of course he spoke with a conventional sense of duty only, for that sort of wondering had not been unknown to himself in bygone days.

当然，他说这话的时候，是出于一种习惯的责任感，因为在过去他自己也不是没有产生过这样的疑问。

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The doctor, on examining the case for himself, spoke hopefully to him of its having a favourable termination, if we could only preserve around her perfect and constant tranquillity.

医生亲自检查病状后，抱有希望地跟他说，只要我们能在她四周继续保持完全的平静，这病可以见好。

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But the teen spoke for himself.

CNN: Long journeys reflect quest for knowledge, equality

But this time, he literally started and ended his campaign, as we just heard, in New Orleans, and spoke about, repeatedly, the cause of his life speaking out for the poor Described himself as, repeatedly, as the son of a South Carolina mill worker.

NPR: Assessing a Two-Person Democratic Race