I hope I can do something for you one day to return the favour.

我希望有一天能为你做点什么来报答你。

youdao

This could lead to the rats better remembering having freed it earlier, and wanting the robot to return the favour when they get trapped, she says.

她说，这可能会让老鼠更好地记住它们早些时候释放了机器人，并希望机器人在它们被困时回报这种恩惠。

youdao

I'll return the favour sometime.

日后我会报恩的。

youdao

Now she must decide whether she will return the favour in her approach to the crisis in the eurozone.

BBC: The IMF and Madame Managing Director

But in the current stagnant global economy, it is unlikely Germany - or anyone else - will return the favour and help southern Europeans export their way to recovery.

BBC: Will the European Central Bank save the eurozone?

Canada will return the favour in Haiti.

ECONOMIST: Cutting costs and reviving the past