Most drugs offer either no real improvement or, at best, only moderate improvements.

大多数药或者没有真正疗效，或者最多也就是稍有疗效。

《柯林斯英汉双解大词典》

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By comparison, the terrestrial planets have meager atmospheres at best.

相比之下，类地行星最多只有稀薄的大气层。

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Songwriter William Gilbert, in the musical "Princess Ida",wrote: "Darwinian man,though well-behaved, at best is only a monkey shaved."

VOA: special.2011.03.13

He says: It had only been through books, at best no more than vicarious cultural transfusions, that I had managed to keep myself alive in a negatively vital way.

并加以思索，他说，：,“唯有通过读书，这种让文化在我心中产生共鸣的方式,才能维系我生存的勇气。

耶鲁公开课 - 1945年后的美国小说课程节选

I think it's really the best class I'm taking or the best series of classes I've taken at Princeton,

我认为这门课是我在普林斯顿上过的最好的课程，

与教授的面谈 - SpeakingMax英语口语达人

But as we all know, raising the money is at best 49% of the battle.

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And has so far been, at best, marginal with its big China investment, right?

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Getting it wrong would mean a slipped schedule at best, or a shipwreck at worst.

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