English training; Customer Perceived Service quality; Interaction quality; Service quality gap.

英语培训；顾客感知服务质量；交互质量；服务质量差距。

youdao

English training; Customer Perceived Service quality; Interaction quality; Service quality gap.

英语培训；顾客感知服务质量；交互质量；服务质量差距。

youdao