conservationist

1.the conservationists are on the city's side of the case.

在这一问题上环主义站在城市一边。

2.Animal conservationists disapprove of experimenting on animals.

动物护主义不赞成用动物做试验。

3.Conservationists are fighting to stop the fields around here from being built on.

自然护主义在进行奋斗以阻止在周围地区大兴土木。