虎鲸在英语中称为 "killer whale" 或 "orca"，"killer whale" 的来源是因为它是一种鲸鱼，而 "orca" 是它的学名。下面是一些英文例句及其中文翻译：

The killer whale is a fascinating creature. (虎鲸是一种迷人的生物。)

The orca is known for its intelligence and social behavior. (虎鲸以其智慧和群居行为而闻名。)

A pod of killer whales was spotted off the coast of California. (在加利福尼亚海岸发现了一群虎鲸。)

Orcas have been known to work together to hunt prey. (众所周知，虎鲸会联合一起捕食猎物。)