Many jobs present noise hazards, such as working in factories and around jet aircraft, driving farm tractors, and working (or sitting) in music halls where rock bands are playing.

• 许多工作在工厂提出噪声危险，例如工作和在喷气机附近，驾驶农用拖拉机和工作(或坐)在摇滚乐队使用的音乐厅里。