Using nano-robots for good purposes such as fighting disease or repairing the environment may be the solution to many of today's problems.

将纳米机器人用于良好用途，如防治疾病或修复环境，可能是当今许多问题的解决方案。

youdao

The so called "job" was no more than to do some cleaning or repairing.

所谓干活，无非就是清理一些东西或者修理什么的。

youdao

An interesting fact about technology is that it can both hurt the environment and be our best hope for preventing or repairing such damage.

关于科技，有意思的一点是：它既损害了环境，同时它也是避免和修补这种损害的最大的希望。

youdao

Cleaning up and repairing that city may cost a billion and a half dollars or more.

VOA: special.2010.05.17

The Highways Agency project will consider renewing or repairing the roadside drainage system.

BBC: Investigation into flood-hit A595 in Cumbria

This is like fixing the roof or repairing a boiler that's broken.

WHITEHOUSE: President Obama Speaks to National Governors Association

Mr Curtis said the money the council spent on street cleaning "could be better spent repairing our roads or repairing our schools or even refurbishing our public toilets".

BBC: Vale of Glamorgan hires Xfor over litter and dog mess