listening-in

英 ['lɪsnɪŋ'ɪn] 美 ['lɪsnɪŋ'ɪn]

• n. 收听

英英释义

动词 listen in:

1. listen quietly, without contributing to the conversation

2. listen without the speaker's knowledge

例句

用作名词 (n.)

1. He is listening in to Radio Beijing.
   他正在收听北京广播电台的广播。
2. She had no idea whether anybody was listening.
   她不知有没有人收听。