词汇	陷于沉思中
释义	陷于沉思中 be lost in contemplation
随便看	the ethnic area the ethnic areas the ethnic areas in china the ethnic Chinese networks the ethnic common laws the ethnic communities the ethnic compulsory education the ethnic culture the ethyl alcohol precipitation method the etiology The etiology is not known the etiology of a folkway The Etiquette the etiquette in enterprise the ethnic culture protection the ethnic ecology tour the ethnic economy the ethnic floating population the ethnic group of pingpu the ethnic groups autonomy the ethnic history of China the ethnic Korean networks the ethnic legal The Ethnic Minorities The ethnic minorities in Yunnan