By pure coincidence my boss flew on the same plane as me.
纯属偶然，我的上司跟我乘同一架飞机。
Within a week, by pure coincidence (or was it?), three people mentioned to me that they knew Fred.
不到一周，完全巧合（真的是吗？），有三个人向我提起他们认识弗莱德。
Within a week, by pure coincidence (or was it?), three people mentioned to me that they knew Fred.
不到一周，完全巧合（真的是吗？），有三个人向我提起他们认识弗莱德。
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