unsatisfactory
🇺🇸
/ˌʌnˌsætɪsˈfæktəri/
🇬🇧
/ˌʌnˌsætɪsˈfæktəri/
not good enough or acceptable
The food quality was unsatisfactory, so we complained to the manager.
食物质量不够好,所以我们向经理投诉了。