杂音

例句：

1. 1.The radio was playing a lot of static and interference from the nearby buildings.
   收音机播放了很多来自附近建筑物的干扰和杂音。
2. 2.The old clock had a lot of mechanical noise that made it hard to read the time.
   旧时钟有很多机械噪声，这使得很难读时间。
3. 3. The car engine made a lot of muffled sounds when it started up.
   汽车发动机启动时发出很多闷声。