名詞 environmentalist:

1. someone who works to protect the environment from destruction or pollution
   同義詞：conservationist

1. The environmentalists formed their own party.
   環(huán)境保護主義者組成了自己的團體
2. The environmentalist launched out at great length on energy preservation.
   這位環(huán)境保護論者就節(jié)約能源問題發(fā)了一通議論。