As we were leaving, we found that only minutes earlier an elderly woman had fallen over at the entrance and had hit her head on the concrete.

当我们离开的时候，我们发现就在几分钟前，一位老妇人在入口处摔倒了，她的头撞到了水泥地上。

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"There is no practicable, feasible, and concrete legal instrument" to regulate Internet use, says Li Xu, deputy head of Tsinghua University's Institute for Internet Behavior.

没有适用的 可行的并且有形的法律手段"对互联网使用进行管理 清华大学互联网行为研究所副所长李绪(音)表示.

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Three were hit by shotgun pellets, and a female officer was badly hurt when a concrete block struck her on the head.

其中3名被散弹枪击中，一名女警官被一块混凝土砖砸到头部受重伤。

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That's not going to happen if you keep running head first into concrete structures.

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She hit her head on the concrete floor and suffered concussion.

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According to his account, the teen, who didn't have any weapons on him, punched him, forced him to the ground, and slammed his head on the concrete.

CNN: STORY HIGHLIGHTS