1、As an ornithologist, she spends her days studying and observing various bird species in their natural habitats.
作为一名鸟类学家，她整天都在研究和观察不同种类的鸟类在它们的自然栖息地中的情况。
2、The renowned ornithologist has published several books on bird behavior and migration patterns.
这位著名的鸟类学家已经出版了多本关于鸟类行为和迁徙模式的书籍。