empirical
/emˈpɪrɪkəl/adjective
- based on, concerned with, or verifiable by observation or experience rather than theory or pure logic以观察（或经验）为依据的; 单凭经验的, 经验主义的：
they provided considerable empirical evidence to support their argument.
他们提供了相当多的经验性证据来证明他们的论点。
派生词