Beaks double as weapons. 喙也可以当作武器

238. The hummingbirds outmaneuver many of their insect rivals.
     蜂鸟比许多昆虫对手更灵活
239. But all this activity comes with a huge thirst for energy.
     但所有这些活动都需要大量的能量
240. So the best flowers are worth fighting for.
     因此大家竞相争夺最好的花朵
241. Beaks double as weapons.
     喙也可以当作武器
242. But one species of hummingbird has no need to battle.
     但有一种蜂鸟不需要战斗
243. It has an extraordinary adaptation
     它拥有一种非凡的适应性
244. that leaves the competition standing.
     令竞争对手毫无机会

来自《我们星球上的生命 第一季 第六集 Life on Our Planet S01E06 灰烬中重生》第 241 行