billion tree campaign
英汉例句
- Mexico is also a leading partner in UNEP's Billion Tree Campaign.
墨西哥同樣也是環境署“十億棵樹”項目的積極蓡與方。
blog.sina.com.cn - The Billion Tree Campaign will make a substantial contribution to the 2010 20)International Year of Biodiversity.
該項目將對2010年“國際生物多樣性年”做出重大貢獻。