The operator puts the receiver to his ear and listens for the message, which the telephone renders audible in the Morse characters. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
When the wireless operator wishes to send a message to another station he listens in, as it is called, by connecting his receiving apparatus with the adjacent antenna and the ground. 鲁伯特·萨金特·荷兰.历史性发明.
Sir Leicester watches the sleet and snow and listens for the returning steps that he expects. 查尔斯·狄更斯.荒凉山庄.
No, said Caddy, I don't know that he does that, but he talks to Pa, and Pa greatly admires him, and listens, and likes it. 查尔斯·狄更斯.荒凉山庄.
Jo listens to it. 查尔斯·狄更斯.荒凉山庄.
Then he listens in, and if he receives the clicks that show that the other station has heard him he is ready to establish regular telegraphic communication. 鲁伯特·萨金特·荷兰.历史性发明.
Mr. Bucket, after listening, goes to the library-door, softly unlocks and opens it, and listens again. 查尔斯·狄更斯.荒凉山庄.
Allan proceeds to tell him all he knows about Jo, unto which the trooper listens with a grave face. 查尔斯·狄更斯.荒凉山庄.
When he has done so, he looks out again at the falling sleet and snow and listens again for the returning steps. 查尔斯·狄更斯.荒凉山庄.