listen in
收听；偷听；监听
同义词
参考例子
1.Someone has been listening in on my telephone conversation.
有人一直在窃听我在电话中的谈话。
2.We could only listen in mono .
我们只能听单声道放音。
3.They listen in to Radio Taipei every day.
他们每天收听台北广播电台的节目。
英文解释
v.
1.listen quietly, without contributing to the conversation
2.listen without the speaker's knowledge
网络释义
listen in
收听，监听，偷听; 监听，偷听电话; 窃听; 听广播节目;
listen-in
插听; 收听;
What to Listen For in Music
如何欣赏音乐; 音乐课程;
Good To Listen Voice In Sea
海韵;
listen in
窃听，听广播;