The secret to arthropod success 节肢动物成功的秘诀

113. He may be unlucky in love,
     它在爱情方面也许不太幸运
114. but his arthropod dynasty has had better luck.
     但它的节肢动物王朝却运气不错
115. They now make up over 80% of all animal species.
     节肢动物 如今已占据所有动物物种的80%以上
116. The secret to arthropod success
     节肢动物成功的秘诀
117. lies in their simple segmented body plan...
     在于其简单的分节结构
118. ...which has evolved in countless different directions.
     这种结构向无数不同方向进化
119. Some have ears in their legs.
     有的在腿上有眼睛

来自《我们星球上的生命 第一季 第三集 Life on Our Planet S01E03 入侵大地》第 116 行