博物学者

例句：

1. 1. He is a renowned paleontologist who has made significant contributions to the field.
   他是一位著名的古生物学家，对这一领域做出了重要贡献。
2. 2. The museum holds an exhibition of ancient artifacts from around the world.
   博物馆举办了一个展览，展出了来自世界各地的古代文物。
3. 3. The paleontologist discovered a new species of dinosaur in the Amazon rainforest.
   这位古生物学家在亚马逊雨林发现了一种新的恐龙物种。