hum eliminator

例句：

1. 3. 噪声减少器例句：1. The hum eliminator is designed to reduce noise pollution in the city.
   这个嗡嗡声消除器旨在减少城市中的噪音污染。
2. 2.The hum eliminator can be used to block out unwanted sounds during a meeting.
   嗡嗡声消除器可以用来在会议中屏蔽不必要的声音。
3. 3.The hum eliminator is an essential tool for maintaining a quiet environment.
   嗡嗡声消除器是保持安静环境所必需的工具。