call-in

名词 call-in:

1. a telephone call to a radio station or a television station in which the caller participates in the on-going program

动词 call-in:

1. summon to enter
   同义词：call in
2. summon to a particular activity or employment
   同义词：call in
3. pay a brief visit
   同义词：visit, call in, call
4. take a player out of a game in order to exchange for another player
   同义词：call in
5. make a phone call
   同义词：call in
6. demand payment of (a loan)
   同义词：call, call in
7. cause to be returned
   同义词：recall, call in, call back, withdraw

call-in

adj.（形容词）
Being in a format such that listeners or viewers are invited to have their telephone conversations with the host or guests on a show broadcast to other listeners:
热线节目，现场扣应：一种节目播送形式，即邀请听众或观众通过电话和主持人或客人进行交谈并通过节目播送给其他听众：
例句：
a call-in radio show.
热线广播节目

n.（名词）
A viewer or listener`s telephone conversation with or telephone call to the host of such a show.
热线听众或观众：上述节目中与主人进行电话交谈或打电话的观众或听众
A viewer or listener making such a call.
打上述电话的观众或听众