Germany’s one millionth tree was planted long ago.

=Germany’s millionth tree was planted long ago.

德国的第100万棵树在很久以前就被种下去了。

备注(1)：Germany’s one millionth相当于Germany’s millionth tree

备注(2)：形容词词性物主代词和序数词都是“后位限定词”可以共存，顺序为：物主代词+序数词【例如:his fifth book他的第五书】

提问网友给出英语句子来自下面文章供网友参考

Finkbeiner is now in his twenties, and Plant-for-the-Planet has grown to be an organization with around 70,000 members. It works to teach people about climate change and to challenge them to plant more trees. Germany’s one millionth tree was planted long ago. The goal now is to plant 1,000,000,000,000 trees — about 150 for every person on Earth.

芬克贝纳现在已经20多岁了，“为地球种植植物”已经发展成为一个拥有大约7万名成员的组织。它的工作是教人们有关于气候变化，并强烈建议他们种植更多的树木。德国的第100万棵树是在很久以前种下去的。现在的目标是打算种植10000亿棵树，这相当于地球上每人种植大约150棵树。