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单词 radio alarm clock
释义

Definition of radio alarm clock in English:

radio alarm clock

noun

  • 1An alarm clock activated by a radio signal (now rare).

  • 2A combined radio and alarm clock, which can be set so that the radio switches on automatically at a chosen time.

Origin

1920s; earliest use found in The Washington Post.

Definition of radio alarm clock in US English:

radio alarm clock

noun

  • 1An alarm clock activated by a radio signal (now rare).

  • 2A combined radio and alarm clock, which can be set so that the radio switches on automatically at a chosen time.

Origin

1920s; earliest use found in The Washington Post.
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更新时间：2024/10/19 16:34:33