更新时间：2026-07-07 23:45:49
telegraph key
telegraph key是什么意思？
发报电键
- 单词
- telegraph key
发报电键
Noun:- key consisting of a lever that sends a telegraph signal when it is depressed and the circuit is closed
- telegraph carrier
- telegraph
- telegraphic style
- telegraphic words
- telegraph station
- telegraph network
- telegraph channel
- telegraph tariffs
- telegraphic money
- telegraphic draft
- telegraphic paper
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