What is called "reclaimed water" is wastewater that has undergone tertiary treatment. Its color is slightly yellow compared to tap water, and up close it sometimes has a slight odor.
所謂「中水」，就是污水經過三級處理後的再生水，清澈透明，和自來水比較顏色微黃，近距離嗅聞時有似有若無的異味。