“洗鼻指数”英语怎么说

名词解释：“鼻腔清洗指数”，根据天气变化、就医人群、药品销量等信息进行模式化运算，结合了当日空气质量、悬浮颗粒物等指标，提示市民应及时清洗鼻腔，防治上呼吸道疾病，尤其对过敏性鼻炎和哮喘患者形成健康指导。你知道怎么用英语表达吗?

The Shanghai Meteorological Bureau withdrew its newly released nasal rinse index on Wednesday, only two days after its start, amid increasing public questions over whether it is misleading and profit-driven.

The index, which advises local residents to rinse their nasal cavities between one and six times a day to prevent respiratory diseases, depending on the day's air quality, was purported to be the first of its kind in the nation.

周三，上海气象局暂停发布洗鼻指数，该指数仅发布了两天，引起人们对其是否误导公众和受利益驱动的质疑。

“鼻腔清洗指数”提醒市民空气污染时每天清洗鼻腔一到六次，以避免患呼吸道疾病。该指数在中国并无先例。

　　【讲解】

　文中的“nasal rinse index”就是“鼻腔冲洗指数”的意思，也就是“洗鼻指数”。“nasal”是指“鼻子的”，如：nasal voice 鼻音。“rinse”是指“冲洗”，如：Give your hair a good rinse after shampooing it. 用洗发剂洗头后，要把头发好好冲洗干净。“洗鼻”还有另外几种表达方式：nasal wash，nasal lavage，nasal irrigation。