billion tree campaign

常见例句

双语例句

• 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。
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