billion tree campaign
英汉例句
- Mexico is also a leading partner in UNEP's Billion Tree Campaign.
墨西哥同样也是环境署“十亿棵树”项目的积极参与方。
blog.sina.com.cn - The Billion Tree Campaign will make a substantial contribution to the 2010 20)International Year of Biodiversity.
该项目将对2010年“国际生物多样性年”做出重大贡献。