One comfort is, we're free now, and needn't waste any more of our precious time doing sentry-go.

唯一的安慰是，我们现在自由了，不必再浪费我们宝贵的时间去放哨。

youdao

The sentry would not let her enter.

警卫不会让她进来。

《柯林斯英汉双解大词典》

Huck stood sentry and Tom felt his way into the alley.

哈克站岗放哨，汤姆摸着进了胡同。

youdao

The U.S.military uses dogs to help troops on sentry duty and bomb-sniffing patrols.

VOA: standard.2010.05.18

Two of the best are " Ice Lights", a light-installation at Vancouver City Hall that looks like ice framing the historic building, and " The Birds", a pair of larger-than-life bird sculptures that once stood sentry at the site of the Olympic Village and now roost at the Southeast False Creek Plaza.

BBC: Vancouver after the Games

To get their fix, Xbox 360 gamers with room for one more carry-on will want to turn to GAEMS. The company is showing off its G155 Sentry "personal gaming and entertainment environment" at E3 this year -- a so-called PGE.

ENGADGET: GAEMS G155 Sentry suitcase for Xbox 360 hands-on Hands-on

Beyond the camp, at each point of the compass, Nepalese Gurkhas hired by DynCorp maintained sentry positions in foxholes and in sandbagged machine-gun nests on the roofs of trucks.

NEWYORKER: The Taliban��s Opium War