dwindle away

1. With the cool weather of the fall season, most lawn and garden pests and diseases begin to dwindle away.
   与凉爽天气的金秋时节，大多数草坪和花园害虫和疾病开始萎缩消失。
2. According to the result, the conclusion can be obtained, with the increase of the flow rate of leakage water, the temperature will dwindle away.
   根据分析结果，随着渗漏水流速的增大，温度变化将变小，符合一般规律；

verb

1. become smaller or lose substance
   1. Her savings dwindled down

   Synonym:    dwindledwindle down