这项研究的参与者来自不同文化背景，增强了研究结果的普适性。

The participants in this study came from diverse cultural backgrounds, which improved the ___generalizability of the findings.

这项研究的广泛适用性使其结论可以应用于不同的文化背景。

The high ___generalizability of this study allows its conclusions to be applied across different cultural contexts.