镞石
- 与 镞石 相关的网络例句 [注：此内容来源于网络，仅供参考]
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From the existing archaeological discoveries, we can see that in the Paleolithic Age, there have been a tip-shaped stones, stone balls, stone hand axes, bone spears. Until the end of the Neolithic Age, there appeared a large number of stone axes, stone shovels, stone knives and bone harpoons, arrowheads, and even copper tomahawks, copper axes and so on.
从现有的考古发现中我们可以看到，在旧石器时代，已出现了尖状石器、石球、石手斧、骨角加工的矛，而到了新石器时代末期，则出现了大量的石斧、石铲、石刀和骨制的鱼叉、箭镞，甚至还有铜钺、铜斧等。
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Along these ditches I turned up some pieces of pottery, all of it broken, and arrowheads, and a very neat, well-finished stone pick-ax
沿着这些沟渠我挖出了一些陶器，都是碎的，还有箭镞，以及一只非常光滑、磨得很好的石斧。
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The shed's roof was covered with animal skins to protect the operators inside it from bombardment with stones or fiery materials.
支架顶部覆以兽皮，以保护使用者不受镞石和燃烧物的袭击。
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The shed's roof was covered with animal skin s to protect the operators inside it from bombardment with stones or fiery materials.
支架顶部覆以兽皮，以保护使用者不受镞石和燃烧物的袭击。
- 推荐网络例句
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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.
曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。
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The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.
稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。
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When I was in school, the rabbi explained everythingin the Bible two different ways.
当我上学的时候，老师解释《圣经》用两种不同的方法。