killer whale

例句：

1. 1. Killer whales are known for their aggressive behavior towards humans.
   杀人鲸因其对人类的侵略性行为而闻名。
2. 2.The killer whale is a species of toothed mammal found in the ocean.
   杀人鲸是一种生活在海洋中的有齿哺乳动物。
3. 3.The killer whale is often used as a symbol of strength and power in many cultures.
   杀人鲸在许多文化中常被视为力量和权力的象征。