dampers

英 [ˈdæmpəz]

美 [ˈdæmpərz]

n. (调节空气，控制炉火燃烧的)风门，气闸，挡板; (钢琴的)制音器，减音器
damper的复数

柯林斯词典

(火炉、锅炉或熔炉的)调节风门，风挡
Adamperis a small sheet of metal in a fire, boiler, or furnace that can be moved to increase or reduce the amount of air that enters.
(钢琴等乐器的)制音器，减音器
Adamperis a device in a piano or similar musical instrument which makes the sound less loud by restricting the movement of the strings.
PHRASE 使扫兴;抑制
Toput a damper onsomething means to have an effect on it which stops it being as enjoyable or as successful as it should be.
1. The cold weather put a damper on our plans...
  寒冷的天气给我们的计划泼了冷水。
2. That would put a damper on the future growth of U.S. steel exports.
  那将会抑制美国钢铁出口未来的增长。