单词:insidiousness
音标:[ɪn'sɪdɪəsnəs] ;
n. 潜伏, 阴险; 隐袭性
n. subtle and cumulative harmfulness (especially of a disease)
n. the quality of being designed to entrap
n. the quality of being designed to entrap
词型变化:名词复数形式 : insidiousnesses