I heard him make a very eloquent speech at that dinner.

我听他在那次晚餐上做了一次很有说服力的演说。

《柯林斯英汉双解大词典》

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He addressed the audience in an eloquent speech.

他向听众发表了有说服力的演说。

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That was the spirit of your eloquent speech to Congress three years ago, which deeply moved many Americans.

WHITEHOUSE: President Obama and President Sarkozy at the White House

And then (Daley) came out and gave this eloquent speech.

CNN: Daley gets down to business

Standing in front of a collection of the trophies McLaren have won during their 40 years in F1, he made a composed, eloquent speech to the employees and described how he had still not fully come to terms with the magnitude of his achievement.

BBC: Hamilton in McLaren career pledge