Pragmatic failure experienced by non-English majors is of high frequency in cross-cultural communication concerned with social distance and cultural differences.

跨文化交际中，涉及社交距离和文化差异的语用失误率较高。

The existence of cross-cultural differences and heterogeneity of patients in each country may influence the outcome of interventions for CLBP.

各国在文化上的不同和病人的差异影响了该病的干预效果。