empirical

/ˌɛmˈpɪrɪkəl/

derived from experiment and observation rather than theory

中文释义：经验主义的；以实验或观察为依据的

The researchers gathered empirical data to support their hypothesis.

研究人员收集了经验数据来支持他们的假设。

Empirical evidence shows that regular exercise improves mental health.

经验证据表明，定期锻炼能改善心理健康。