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单词 busy signal
释义
busy signal
Word forms: busy signals
countable noun
If you try to make a telephone call and get a busy signal, it means that you cannot make the call because the line is already being used by someone else. [US]
I tried the number again, got a busy signal.
regional note:   in BRIT, use engaged tone
Translations:
Chinese: 占线信号
Japanese: 話し中を示す信号
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更新时间:2024/12/23 18:38:48