nonmigratory

1. As one of the materials, the reactive flame retardants have nonmigratory, durable performance, insulate thermal, inhibit smoke and so on.
   反应型阻燃剂作为材料的组成部分不迁移、性能持久，具有良好的隔热、隔氧、抑烟功能，并防止产生熔滴。
2. The kokanee is a small, nonmigratory, freshwater subspecies.
   科克尼红大麻哈鱼为小型、不迁移的淡水亚种。

adj

1. used of animals that do not migrate

   Synonym:    resident