She described the degradations she had been forced to suffer.她描述了自己被迫经受的屈辱。The researches of the thermal and photo degradations of aramid fibers are systematically discussed.摘要阐述了芳纶的热、光老化降解研究的进展情况.The microbial and oxida...

n.堕落( degradation的名词复数 )，下降，陵削，毁坏...

degradations的音标：...