[物]?竞争衰变
... 径向加速度 radial acceleration 竞争衰变 competitive decay 静（态，力，止，电）的 static ...
竞争衰变
The conference also heard that good bacteria growing in dental plaque could help fight off bugs that cause gum disease and tooth decay if they are given a competitive edge.
BBC: Dental bacteria swap resistance
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。