residential environmental的用法和樣例：
例句
- Improve the environmental conditions in the community which is threatened by the encroaching desert.
改善面臨被沙漠侵蝕威脅的社群居住環境。 - In the past, it was difficult for people to change their living and work places because of the strict residential system.
在過去，人們要想在嚴格的居住制度下，改變居住環境或者是工作環境都是非常的困難的。
