"绿化树"是个多义词，它可以指绿化树（张贤亮创作中篇小说）,绿化树（上海人民出版社出版图书）。
绿化树种 greening tree species ; afforestation tree species
城市绿化树种 urban afforestation tree species
第三代绿化树种 The Third-Generation Greening Plants
绿化树木的管理 Management of Trees
城市街道绿化树种结构 urban street tree populations
种树以绿化环境 Trees to a green environment
银杏树的绿化价值 The green value gingko tree ; Ginkgo green value of
优良园林绿化新树种 Guangxi Forestry Science
The urban soil environment and growing condition of greening streets were changed bythe urban crust-covered paving.
城市硬覆盖的铺设改变了城市土壤环境和绿化树的生长环境。
参考来源 - 硬覆盖条件下城市绿化树小青杨的脂质过氧化与活性氧防御酶系统的初步研究·2,447,543篇论文数据，部分数据来源于NoteExpress
在调查和研究中，我们发现，城市绿化树生长势衰弱的状态主要和城市土壤性质相关。
According to relevant research and investigation, the declining tendency inthe growth of urban afforestation tree is largely due to soil quality in city.
公园是一个亲近天然橡树森林与河流的地方，是一个很好的休憩地方，提供了巨大的绿化树。
Park is a natural oak forests and rivers close to the place, is a good open space, offering a huge green trees.
迈克：为什么？我们应该种更多的树，绿化我们的城市。你认为这。
MIKE: Why? We should plant more trees to make our city greener. Don't you.
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