作为环保人士，他总是随身携带可重复使用的购物袋。

Being a ___greenie, he always carries reusable shopping bags with him.

她是个环保人士，经常参加环保活动。

She's a ___greenie who often participates in environmental campaigns.

别指望那个新人能搞定这个项目，他完全是个菜鸟。

Don't expect that ___greenie to handle the project, he's totally inexperienced.