再生水

reclaimed water; recycled water

again; once more; re- / second; another / then (after sth, and not until then) / no matter how ... (followed by an adjective or verb, and then (usually) 也[ye3] or 都[dou1] for emphasis)

to be reborn / to regenerate / to be a second so-and-so (famous dead person) / recycling / regeneration

to be born / to give birth / life / to grow / raw / uncooked / student

unboiled water

surname Shui

water / river / liquid / beverage / additional charges or income / (of clothes) classifier for number of washes