It was my first time to travel alone, I felt really nervous at first.

这是我第一次独自旅行，一开始我真的很紧张。

youdao

At 50, I was the first woman to travel alone to the North Pole.

我在50岁的时候成了独自一人去北极旅行的第一位妇女。

youdao

This is the first time that I have a travel alone, so I feel nervous and excited.

这是我第一次独自旅行。我感到既紧张又兴奋。

youdao

As they travel alone together for the first time in eight years of childless marriage, their festering estrangement, from each other and from their comfortable way of life, bursts into open conflict.

NEWYORKER: Voyage to Italy