As dinosaurs diversified, 随着恐龙的多样化

141. Working together,
     它们进行协作
142. they take turns to tire it out.
     轮流消耗猎物的体力
143. Their terrible claws bring a swift end to the exhausted Arkansaurus.
     它们恐怖的爪子 迅速了结了这只筋疲力尽的阿肯色龙
144. As dinosaurs diversified,
     随着恐龙的多样化
145. many became increasingly social.
     许多恐龙变得越发具有社会性
146. But even they couldn't compare with the greatest social animals of their age,
     但即使是它们也无法 与当时最伟大的社会性动物相比
147. animals that were evolving just beneath their feet.
     这些动物正在它们脚下进化

来自《我们星球上的生命 第一季 第五集 Life on Our Planet S01E05 巨兽阴影下》第 144 行