point-and cup suspension

例句：

1. 1.The restaurant uses a point-and-cup suspension to serve drinks.
   这家餐厅使用点杯悬挂系统来提供饮料。
2. 2. Theengineer designed the point-and-cupsuspension for easy assembly.
   工程师设计了点杯悬挂系统，以便于组装。
3. 3. Thepoint-and-cup suspension is aneffective way to keep drinks cold during thesummer.
   点杯悬挂系统是一种有效的方法，可以在夏天保持饮料冷却。