He struck him with a mighty blow across his shoulder.

他猛一下砸在他的肩膀上。

《牛津词典》

He may seem indifferent to her at first glance, but the broad brim of his hat sweeps protectively across her face, almost as if his arm were around her shoulder.

乍看之下，他似乎对她漠不关心，但他宽大的帽檐保护性地扫过她的脸颊，几乎就像他的手臂搂着她的肩膀。

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Among other benefits, that means that anyone in the LABS can call for help at any time, and a support specialist can "look over his shoulder", even if the specialist is across the country at the time.

除其他好处外，这意味着实验室中的任何人都可以随时寻求帮助，支持专家只需“回头”即可了解情况，即使他此时正在跨越国界也能做到。

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The first is the "Frieze of Stags, " which shows several deer from the shoulder up migrating across the cave wall.

WSJ: Prehistoric but Far From Primitive | Cave Paintings of Lascaux | Field Museum | By Mark Yost

The CBG-8 is a versatile camera bag that can be hung across the shoulder, carried by hand or used as a bag-in-bag.

ENGADGET: Olympus E-PL5 and E-PM2: Micro Four Thirds cameras with OM-D-like focusing, performance boosts (hands-on)

This afternoon, a few days after Owens's well-received fall 2013 runway show, the designer has been persuaded to conduct a house tour, clad in his usual uniform: unlaced sneakers, shorts over trousers, a halter T-shirt atop a garment he calls his "level" turtleneck (because of the straight line across the shoulder, in front of the throat).

WSJ: Designer Rick Owens's Paris Home | WSJ. Magazine May 2013