n.红土化作用...

The later period of karst corrosion deposit experienced lateritization, had accomplished the red clay basic characteristic.岩溶残余堆积物后期又经历红土化作用, 造就了红粘土的基本特征....

lateritization的音标：lateritization的英式发音音标为：[lætərɪtaɪ'zeɪʃən]lateritization的美式发音音标为：[lætərɪtaɪ'zeɪʃən]...