genus of a meromorphic function

例句：

1. 1. The genus of the dinosaur is named Tyrannosaurus rex.
   恐龙的属名为霸王龙。
2. 2. The scientists have identified several new genera in the ocean.
   科学家们已经识别出海洋中的几种新属。
3. 3. The classification of plants into genera is crucial for understanding their evolution.
   将植物分类为属对于理解它们的进化至关重要。