单词	studious to
释义	studious to 细心去
随便看	Sample Dialog Sample Dialogues Enquiring and Replying Sample Dialogues Selling and Ordering sample diameter sample diet Sample digestion sample digitization sample dilution method sampled image quality measure sampled imagery Sampled imaging system sampled input sample directory sample discharge arrangement sample discount sampledish sample dish sample dispersion sample disposal sample disposal system sample dissolution sample dissolved sample distribution sample distribution function sample distribution of gap length