| 单词 | 发送信号 |
| 释义 | 〔beacon〕A signaling or guiding device, such as a lighthouse, located on a coast.灯塔：位于海岸用以发送信号或导航的装置，如灯塔〔transmission〕The sending of a signal, picture, or other information from a transmitter.播送：从一发射机发送信号、图像或其它信息 |
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