The team set up a perimeter and began sweeping the area clean.

研究小组在此地圈定了一个周长，开始着手清理这块区域。

youdao

With support from the EU, FAO has set up an FMD early-warning system that includes not just Turkey but all the countries that border Europe's perimeter.

在欧盟的支持下，粮农组织建立了一个口蹄疫早期预警系统，它不仅包括土耳其，而且涵盖所有与欧洲交界的国家。

youdao

An array of 72 to 96 cameras, depending on the size of the set, hang around the perimeter of a sound stage and are configured in a grid.

根据场景的大小布置一个由72到96台摄像机组成的摄像机矩阵悬挂在场景的周边组成网格。

youdao

Mr. Davis said police set up a perimeter around that boat when they arrived.

WSJ: Relief in Boston as New Details Emerge in Hunt for Suspected Bombers

Get the perimeter set up now. 10.52.58 Tim Pearce Hey, stop that car!

BBC

When backup arrived, the suspect had disappeared, prompting officers to set up a perimeter, Santa Cruz County Sheriff Phil Wowak said.

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