Looking through the scope of his M-4 rifle, the squad leader spotted a group of men standing farther down the road, suspected militants, their figures obscured by the afternoon haze.

透过M - 4步枪的观测镜，班长发现一群人站在远处，疑似武装分子，但是因下午雾霭蒙蒙，辨不清他们的样子。

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Jack finds a piece of metal garbage in the woods, and USES the glare from the reflection of the sun to blind Gaines as he looks through his rifle scope.

盖恩斯通过他的步枪瞄准镜望向他，杰克在树林中找到了一片金属垃圾，用其将太阳照射的眩目反射光暂时晃晕了盖恩斯的眼睛。

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Jack finds a piece of metal garbage in the woods and USES the glare from the reflection of the sun to blind Gaines as he looks through his rifle scope.

盖恩斯通过他的步枪瞄准镜望向他，杰克在树林中找到了一片金属垃圾，用其将太阳照射的眩目反射光暂时晃晕了盖恩斯的眼睛。

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Notably, last year Sara Palin targeted Giffords and 19 other Democrats by posting images of crosshairs of a rifle scope over their districts.

FORBES: Question To Gabrielle Giffords' Alleged Shooter: Why'd You Do It?

Steadying your in-game weapon by pulling the butt of the rifle works as promised, as does zooming in or looking through the scope by leaning your head toward the rifle's stock.

ENGADGET: blogger-avatar

Sighting in a target through the scope of a high-caliber rifle can be a bit more complicated than it sounds -- snipers have to account for cross-winds, range and a whole host of external factors that could put their projectile off course.

ENGADGET: DARPA calls on Cubic Corporation to develop frighteningly accurate One Shot XG sniper rifle