A round-trip conversion between two CCSIDs ensures that all characters making the "round trip" arrive as they were originally, even if the receiving CCSID does not support a given character.

两个CCSID之间的往返转换确保所有进行“往返”的字符都以初始的样子到达，即使接收CCSID不支持某一给定字符。

youdao

The Boolean parameter feelingUnlucky controls whether the method pays the cost of a two round-trip update sequence or gambles on the one-or-three round-trip update sequence.

布尔参数 feelingUnlucky 控制该方法是否需要两次循环才能更新，或者在一次或三次循环间进行博弈。

youdao

You can buy a round-trip ticket. A round-trip ticket saves you about 15% of the fare.

您可以买张往返票， 往返票为您节省大约15％的车费。

youdao

His round-trip commute to work is less than that. "I wouldn't have to put a dime of gas in this ever."

VOA: standard.2010.07.30

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

I just wanted to get her on the subway and she, too, she did mention I want a round trip, she wants to be able to come back from Park Street Station so where is the option that just says one way or round trip?

我只想让她乘上地铁，她也是，她提到她想要一个环形旅行，她想,从Park，Street地铁站返回，但是哪里有一个选项,来说明是一个单线的还是环线的？

哈佛公开课 - 计算机科学课程节选

Fulham manager Roy Hodgson was understandably keen for his team to avoid a road trip and claimed the 1, 140-mile round trip would be a "disaster" for the 2, 500 Fulham fans who have bought tickets for the game.

BBC: Europa League semi-finals given provisional go-ahead

After five months he decided to make the 536km round trip to Bath for the scan.

BBC: Essex patient 'had to go to Bath for scan'

One, completing a round trip, and the other, it's off on a one-way ticket.

NPR: Stardust Set to Deliver Comet Samples