单词	modem line
释义	modem line 调制解调器线路
随便看	structural joint gap structural jointing structural layer structural layer design structural layer division structural layer of geosyncline structural layout structural layout optimization structural lead structural learning structural learning theory structural lenticular body structural lesion structural lesions structural level structural level displacement level structural levels structural levels of matter structural lexical semantics structural lifetime structural life-time structural light structural light visual sensing structural lightweight aggregate structural lightweight aggregate concrete