Residential distriet的用法和樣例：
例句
- The metered heating system of residential area in Tianjin is studied.
本文以天津市某住宅小區計量供熱系統為研究對象。 - The blue river, the enchanting sunshine and the peaceful mountains make Tonglu an ideal residential place.
碧綠的江水，明媚的陽(yáng)光，靜靜的青山，環(huán)境優(yōu)美的住宅小區，別具風(fēng)格的中心廣場(chǎng)和諧組合，更添風(fēng)情。
