They are on the honeymoon trip.

他们正在蜜月旅行中。

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Eg: on their honeymoon trip to France.

在法国度蜜月的途中。

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Their honeymoon trip to Venice is exciting.

他们前往威尼斯的蜜月旅行令人兴奋不已。

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Elizabeth Taylor had one of her marriages there, and in the 1950s, Acapulco was chosen by John and Jackie Kennedy for their honeymoon trip.

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His wife Lesley, for whom the trip was a belated honeymoon, said she and the rest of the group were "disgusted" and "devastated".

BBC: Plane-spotters 'treated fairly' say Greeks

Whether it's your first trip together or the highly anticipated, much-romanticized honeymoon, travel ramps up the pressure and can tell you what you need to know about another person and how (or if) you'll have fun and solve problems together.

CNN: Make or break? Travel tests your love life