I have it on good authority that your life's in danger.

我有可靠消息 你现在有生命危险。

This is no mere hearsay, I have it on good authority that any dissenting opinions are brusquely pushed aside.

这不是道听途说，我可以为此提供可靠资料证明任何不同意见都被轻率地推到一边。

We have it on good authority you do know.

我们有权威的消息来源，他你肯定知道。

It would be in any country that doesn't have good legal authority and enforcement.

它将在任何国家没有良好的法律权威和执行。

" These letters have been recently discovered. We hear, on good authority, that they will be published almost immediately" .

“最近发现了这些信件。据可靠消息， 我们听说它们几乎会立即发布” 。

No doubt errors may have crept in, though I hope I have always been cautious in trusting to good authorities alone.

毫无疑问，错误可能已经悄悄出现， 尽管我希望我一直谨慎地只相信好的权威。

I have been told on good authority that people in America and Canada do not say: " Let me have a think."

据权威人士告诉我，美国和加拿大的人不会说：“让我考虑一下。”

For me, it gives me new ways of talking about my experience because we're all the best authorities on what it's like to live in our bodies.

对我来说，它为我提供了谈论我的经历的新方式，因为我们都是身体生活的最佳权威。

Well, they got lucky here in the fact that La Reunion happens to be a French island, and the French have one of the best civil aviation authorities in the world.

留尼汪岛是法属小岛，所以他们非常幸运，因为法国拥有世界上最好的民航管理局。

I am convinced that the most experienced naturalist would be surprised at the number of the cases of variability, even in important parts of structure, which he could collect on good authority, as I have collected, during a course of years.

我相信，最有经验的博物学家会对可变性案例的数量感到惊讶，即使是在结构的重要部分， 他可以在多年的过程中收集到可靠的权威， 就像我收集的那样。