We did the first stage of the trip by train.

旅行的第一段我们乘的是火车。

《牛津词典》

If we could power such an elevator with solar energy, we could simply rise up into space for a fraction of the cost of a trip by rocket or shuttle.

如果我们能利用太阳能为这样的电梯提供动力，我们只需花费乘坐火箭或航天飞机旅行费用的一小部分就能进入太空。

youdao

You could have spared yourself an unnecessary trip by phoning in advance.

你要是先打个电话就用不着跑这一趟了。

《牛津词典》

And once each month, mail would arrive in California after a slow trip by wagon from Saint Louis,Missouri.

VOA: special.2009.05.28

So the problem here, roughly, is given, a number of cities, and say the cost of traveling from city to city by airplane, what's the least cost round trip that you can find?

基本上就是一个这样的问题,你被告知了一些城市,以及在城市之间坐飞机旅行的花费,那一条是你们能找到最短往返路径？

麻省理工公开课 - 计算机科学及编程导论课程节选

Later,a stagecoach could make the trip in thirteen to fourteen days by moving day and night and changing animals often.

VOA: special.2009.03.30

They claim he had been "bullied and taunted" throughout the trip by five people.

BBC: Garry Walton drowning: Family 'just want justice'

Tsarnaev's father explained his son's trip by saying he needed to get a new Russian passport.

NPR: Aunt: Boston Bombings Suspect Struggled With Islam

Not once was I asked about education policy during my trip by the press.

WHITEHOUSE: President Obama Kicks Off "Educate to Innovate"