课文 Many people in industry and the Services, who have practical experience of noise, regard any investigation of this question as a waste of time; they are not prepared even to admit the possibility that noise affects people....
industry :工业方面，工业界
Services: in America means army;
serviceman: 军人 ex-serviceman: 退伍军人
ex-president: 前总统
present president: 现任总统
ex-wife : 前妻 My ex-job is a secretary.
接下来课文:...On the other hand, those who dislike noise will sometimes use most inadequate evidence to support their pleas for a quieter society. ...
on the one hand...on the other hand 一方面…，另一方面… 如果省略只能省前者.
most 前不加定冠词相当于 very
inadequate :不充分
接下来课文...This is a pity, because noise abatement really is a good cause. and it is likely to be discredited if it gets to be associated with bad science. ...