Hidden

hide away [法] 躲藏处 hidden variable [计] 隐变数, 隐变量 hidden agenda n. 隐秘的议程, 幕后的动机; 潜在议程表 hidden agendas hidden in plain sight 隐身于众的 hidden tax [经] 隐蔽税收 hidden Markov model hidden away hidden city hidden cities Hidden Web hidden variables hidden Markov models hidden taxes