1. This is a pity, because noise abatement really is a good 这是件憾事, 因为减小噪音确实是一件好事,
2. 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. 要求减少噪音是件好事,但是如果与拙劣的科学掺杂在一起的话,就不会被人们所信任,这是很遗憾的。