1. Warriors armed with bows and arrows and spears have invaded their villages. 佩有弓箭和长矛的武士们已入侵了他们的村庄。
2. Many shafts of spears and similar objects were decorated with figures of animals. 许多矛杆和类似的物品上都装饰着动物的图案。
3. Prehistoric humans never threw spears at Tyrannosaurus rex but really did hunt mammoths and mastodons. 史前人类从未向雷克斯暴龙扔过长矛，但确实猎杀过猛犸象和乳齿象。
4. Considerable support exists for this opinion because several animals in the pictures are wounded by arrows and spears. 这种观点得到了相当多的支持，因为图中有几只动物被箭和长矛刺伤。
5. We don't have the strength of chimpanzees because we've given up animal strength to manipulate subtle instruments, like hammers, spears, and later pens and pencils. 我们没有大猩猩的力气，因为我们放弃了动物的力量转而操纵精密仪器，如锤子、长矛，又如后来的钢笔和铅笔。
