system of behavior

例句：

1. 1. The study of animal behavior is a fascinating field of science.
   动物行为的研究领域是令人着迷的科学领域。
2. 2.This research aims to understand the underlying mechanisms of human behavior.
   这项研究旨在理解人类行为背后的机制。
3. 3.The development of the behavioral system in children plays a crucial role in their cognitive growth.
   儿童行为系统的发育在他们的智力成长中起着至关重要的作用。