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。
Three were hit by shotgun pellets, and a female officer was badly hurt when a concrete block struck her on the head.
您还能考虑使用木片或铺石渣作为地板甚至在底下倾吐一块混凝土板。
You can also consider using wood chips or gravel as a floor or even pour a concrete slab underneath.
第一块混凝土已经从大坝上拆下来，整个大坝将在接下来的几年里慢慢拆除。
The first chunks of concrete have been removed from the DAMS, which will slowly be eaten away over the next few years.
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