I know Mike's wife. We're on a first-name basis

I know Mike's wife. We're on a first-name basis.

我认识麦克的太太，我们很熟。

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We're on a first-name basis.我们很熟。例：I know this movie star. In fact, We're on a first-name basis.我认识这位影星，其实我们很熟。My English teacher is from America. We're on a first-name basis.我的英语老师来自美国，我们很熟。