the work of cleansing (usually with soap and water)
同义词：wash, washing
lavation详细解释
la.va.tion n.（名词）The process of washing; a cleansing.洗涤：清洗的过程；清洗 来源：Latin lav3tiô lav3tiôn- 拉丁语 lav3tiô lav3tiôn- from lav3tus [past participle of] lav3re [to wash] * see lave 源自 lav3tus [] lav3re的过去分词 [洗] *参见 lave
