词语extension line
解释延绳线
词性名词
extension line〔名词〕分机线详细»
extension line〔名词〕延伸线,分机用户线详细»
extension line〔名词〕分机线,尺寸补助线,延长线详细»
extension line分机线详细»
extension line〔名词〕引出线详细»
extension line〔名词〕引出线,分机线详细»
extension line引出线详细»
延绳线extension line详细»