I ask the mounted patrol to keep their eyes open.

我要求巡逻骑警密切注意。

《柯林斯英汉双解大词典》

He mounted his horse, and when he came to the cave he alighted, tied his horse to a tree, then approaching the entrance, and pronouncing the words, "Open, Sesame!"

他骑上马，当他来到这个他偶遇的山洞，把马绑在树上，然后接近入口，念起咒语，“打开，芝麻！”

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The previous section showed how to identify open files and directories on a local device, but you can just as easily get the same information about a mounted remote file system.

前一节演示了如何识别本地设备上打开的文件和目录，对于挂载的远程文件系统也很容易获得相同的信息。

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It explores the idea of a low-fuel-use plane that uses open-rotor engines mounted on what is called a Pi-tail in the stern of the ship.

FORBES: The World's Biggest Planes

For safety reasons, open-rotor engines might have to be mounted at the back, for example.

ECONOMIST: Monitor

Comprised of a surface pattern of triangles-like those in the main theater, but made in this case out of 1, 067 thin aluminum panels, mounted on the support structure with open joints-the light-blue facade looks razor-sharp but creates the impression of a super-light floating skin dematerialized against the sky: another visual reference in the architecture to the infinite thinness of the moving image.

ENGADGET: Museum of The Moving Image plans multi-million dollar updates with HD, 3D