answering cord

例句：

1. 1.The answering cord is attached to the phone.
   应答绳连接到电话上。
2. 2. The cord was too short to reach the doorbell.
   这个绳子太短，够不到门铃。
3. 3.The cord had a loose knot that needed to be tied tighter.
   这个结松了，需要绑紧一点。