名词短语
中文翻译：人行道绿化同义词
同义词：
['street greening', 'parkway greening']
例句：
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1. The city government has been promoting sidewalk greening projects to improve the environment.
市政府一直在推广人行道绿化项目，以改善环境。
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2. The street was transformed into a beautiful parkway with lush greenery and colorful flowers.
这条街道变成了一个美丽的公园，绿树成荫，花儿争艳。
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3. The greening of the sidewalks is essential for reducing air pollution and improving public health.
人行道的绿化对于减少空气污染和改善公共卫生至关重要。