英语语法分析

Conservationist tenant preferred, but extractive forestry also considered.

保育人士优先考虑，但林木采伐业也会考虑。

He is an environmental conservationist and often advocates and supports natural causes.

他是一位环保人士，经常宣传和支持大自然保护事业。

Valmik Thapar, a conservationist, says India will have 300 to 400 tigers in four years.

环保人士Valmik Thapar说，在未来的四年里，印度老虎的数量将会是300到400只。