They advance by covering their own tracks.

他们总是自己找辙前进。

youdao

But then Mr Putin, as befits a former KGB officer, started covering his tracks.

但是那时的普京先生作为一名经验十足的前克格勃官员，他开始掩盖自己的一切行径。

youdao

Behind the wall, Michael pulls the toilet back into position, covering their tracks.

Michael进到墙后，将马桶拉回原位，掩盖他们的踪迹。

youdao

Before Mr Ecclestone, they cared little for the detailed work of tying up commercial agreements with each of the race tracks covering trackside advertising, gate money, hospitality, television rights and so on.

ECONOMIST: Mr Formula One

The army, which stands behind Mr Abhisit, has a long history of covering its tracks.

ECONOMIST: And finding that, in Thailand, they no longer fit together

Artful burglars in Saudi Arabia have adopted an effective method of covering their tracks when raiding expatriate flats.

ECONOMIST: Arabian punishment: Preserving values | The