一辆货车从我们后方飞驰而来。
他们出发了，两人在前作为侦察员，两人殿后以防后方攻击。
They set off, two men out in front as scouts, two behind in case of any attack from the rear.
危险在眼前，安全在后方。
心后性肺炎是一种发生在心脏后方的肺炎。
Retrocardiac pneumonia is a form of pneumonia that is found behind the heart.
敌人后方空虚。
他转向观众，指着乐队的后方，同时疯狂地大喊：“看，看！”
Turning toward the audience, he pointed to the rear of the orchestra, yelling wildly at the same time: "Look, look!"
一次比赛，在进第三垒时，我的防滑钉被卡住了，身体朝前栽倒，脚腕却扭向右后方。
During a game, while sliding into third base, my cleat caught and pulled my foot to the right and backward as my body fell forward.
一个技术难题是气穴现象，一旦发生气穴现象，位于旋转螺旋桨叶后方的低压会产生气泡。
One technical difficulty is cavitation, where low pressure behind a turning blade causes air bubbles.
在雉鸡林的尽头竖起的绿色帐篷，标志着八个坑的位置，是1916年在德国战线后方仓促地挖出来的。
Green tents at the bottom of Pheasant Wood mark the position of eight pits dug hurriedly behind the German lines in 1916.
卢克坐在飞行员的正后方和他交谈。
考生必须留在座位上，等所有试卷收好以后方可离去。
Candidates shall remain in their seats until all the papers have been collected.
俯卧睡可以有助于防止打呼，因为这时候喉咙处的肌肉不会因为重力原因而下垂到后方。
Sleeping on the front will help to prevent snoring, as the muscles of the throat will not sag backwards under gravity.
从实用的角度来看，这保护了雕像，让它们不破裂，并在心理上赋予形象一种强壮有力的感觉，这种感觉通常又被一个在后方支撑的柱子加强。
From a practical aspect this protected the figures against breakage and psychologically gives the images a sense of strength and power, usually enhanced by a supporting back pillar.
已订婚的外科医生在后方工作。
他们会在后方重新组合出现。
我握着秒表，在谷物食品货架后方观察她。
Stopwatch in hand, I observe her from behind a cereal display.
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