The troops will only engage in a ground battle when all the odds are in their favour.

该部队只会在完全可能取胜的情况下进行一场地面战斗。

《柯林斯英汉双解大词典》

The au mission has an authorized force of 8, 000 but to date only 2, 600 troops from Uganda and Burundi have been deployed, and the mission has had little success in stemming the conflict.

非洲联盟维和部队获得的授权是维持8000人的兵力，但是到目前为止只部署了来自乌干达和布隆迪的2600人，而且维和部队在制止冲突方面收效甚微。

youdao

She obtained an American passport only last summer to visit Alaskan troops in Germany and Kuwait.

直到去年夏天她才得到护照去访问驻德国和科威特的阿拉斯加美军。

youdao

He says Ugandan troops in Somalia have been involved only in defensive duties.

VOA: special.2010.07.17

And at the end of the movie he says, "You know, there are zese very bad rumors about me, and that I sang for zee German troops, and I want to tell you I only sang for zee boys," that is, for the French interned soldiers in Germany then.

影片最后他说,"知道吗,最近有些关于我的谣言,说我给德军唱歌,我想告诉你我只给我们的小伙子们唱",指的是在德国的被俘法军

耶鲁公开课 - 1871年后的法国课程节选

That will,by necessity, need more troops, not only for the training, but for the mentoring in the field.

VOA: standard.2009.09.29

But Kibumba itself was deserted - not a civilian could be seen in the valley, only troops moving between positions.

BBC: Congo exodus as terror spreads

But he said only combat troops would be expected to be withdrawn at that time, with a continued presence likely for training.

BBC: Afghanistan aid spending boost expected to be announced

He said the reinforcements, which would increase overall UK numbers to 9, 500, would happen only if troops had the equipment and training necessary to perform the tasks asked of them.

BBC: UK sends 500 more to Afghanistan