He was once the star marksman of the University of Colorado's rifle team, and for many years he held a range record for standing shooting at the Air Force Academy.

他曾是科罗拉多大学射击队的明星射手，在空军学院留下的立式射击纪录保持了很多年。

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Governor General of Canada David Johnston tries a C-7 assault rifle in a simulation range at Cartier Drill Hall during his tour of the Governor General's Foot Guard regiment in Ottawa.

在渥太华，加拿大总督大卫·约翰斯顿视察总督近卫队时，在模拟范围内试用c - 7突击步枪。

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With improved breathing techniques, range estimation, and wind estimation, the Marksman turns his rifle into a brutal and effective killing machine.

通过对呼吸技巧，距离判定，风向判定等技巧的提高，狙击手能将他手中的枪变成残忍而高效的杀人武器。

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It's a rifle range.

BBC: Quiz of the week's news

According to court documents, Rogers told investigators he had fired the assault rifle at a gun range on two separate occasions.

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The US National Rifle Association has launched a target range game for the iPhone and iPad, a month after the Sandy Hook Elementary School tragedy.

BBC: Shooting range