and their message is clear. 传递的信息也相当明确

97. The calls of the siamang gibbons begin as a duet between the dominant male and female.
    合趾猴通过叫声来联系公猴和母猴
98. The rest of their families soon join in, and it results in a frenzy of activity.
    家庭的其他成员也加入进来,猴群开始活跃起来
99. The calls can carry over a mile,
    他们的叫声超过1英里远
100. and their message is clear.
     传递的信息也相当明确
101. They tell any neighboring siamangs this is our territory. Keep out.
     他们在告诉其他的合趾猴邻居 这是我们的领地,非请勿进!
102. Up here the calls of siamang gibbons seem to dominate the airwaves
     合趾猴通过声音广播来统治领土
103. but with the jungle's incredible diversity there are countless others trying to be heard too.
     可在雨林这个物种多样的国度里, 还可听到更多的声音.

来自《行星地球 第一季 第八集 Planet Earth S01E08 热带雨林》第 100 行