在街上，一个完全陌生的人贸然走到她跟前搭讪。

She was accosted in the street by a complete stranger.

《牛津词典》

最近，我丈夫和我有机会为两个完全陌生的人做些好事。

Recently, my husband and I had the chance to do something good for two people who were complete strangers to us.

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“拥抱区”的地板很快就挤满了完全陌生的人，他们相互依偎和拥抱，但也就到此为止了。

The floor of the "cuddle zone" is soon covered with complete strangers snuggling and cuddling, but that's as far as it goes.

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