求翻译：体育活动能促使中枢神经系统及其主导部分大脑皮层的兴奋性增强，抑制加强，从而改善神经过程的均衡性和灵活性，提高大脑分析综合能力。是什么意思？

Physical activity can induce a dominant part of the central nervous system and increase the excitability of the cerebral cortex, inhibit enhanced, thereby improving the balance of nervous processes and flexibility, improve the comprehensive ability of the brain analyzed.

正在翻译，请等待...

The sports can urge the central nervous system and the leading part cerebral cortex excitability enhancement, the suppression strengthen, thus the improvement nerve process equalization and the flexibility, sharpen the cerebrum analysis synthesizing capacity.

Physical activity can cause central nervous system and leading the cerebral cortex of excitability enhancement, inhibiting strengthening, thus improving balance and flexibility of the neural processes, improving analysis of comprehensive ability of the brain.

The sports can urge the central nervous system and the leading part cerebral cortex excitability enhancement, the suppression strengthen, thus the improvement nerve process equalization and the flexibility, sharpen the cerebrum analysis synthesizing capacity.