基本解释[经济学]按钮式对讲机英汉例句双语例句Once visitor comes and push the call button, you can open the door inside using videophone or interphone.客户来访,按CALL按钮,您可以使用对讲电话给客户开门。b-ts.combutton interphone更多例句词组短语短语button n interphone 按钮式对讲机button interphone更多词组专业释义经济学按钮式对讲机