写一篇150词的英语作文

Manchester is the playing of the radio over the loud speaker system .
This was particularly objectionable this morning on train 610 where riders were subjected to the incessant bla ring of ROCK for nearly the entire trip . Evidently whoever calls the stops is unaware that the background noise of his radio accompanies his announcements . Worse yet , he apparently forgets to press his off-switch , and a thousand passenge rsare forced to hear this clatter .
Noise pollution on city buses is usually confined to an individual carrying a loud radio . Old Smoky Railroad does it on a grand scale . I think it should stop .