damper|dampers

连续的雨天给我们的野餐计划泼了冷水。

The continuous rain put a ___damper on our picnic plans.

请调节通风管道的阻尼器来控制空气流量。

Please adjust the ___dampers in the duct to regulate the airflow.

接连不断的雨天给我们的野餐计划泼了冷水。

The continuous rainy days put a ___damper on our picnic plans.