windexwatersaver./waw-ter-sey-ver, wot-er-/US // ˈwɔ tərˌseɪ vər, ˈwɒt ər- //保水剂,保水机,保水员,保水装置Definitionsn.noun · 名词1.›a person, device, or practice that reduces water consumption, as during a drought.Level 3More words in w →