单词	alarm clock
释义	alarm clockaˈlarm clock ●●● S3 noun [countable] a clock that will make a noise at a particular time to wake you up
随便看	obfuscate obfuscation ob/gyn obit obituary object object code objectification objectify objection objectionable objective objective function objectively objectivity object language objector objet d'art obligate obligation obligatory oblige obliging obligingly oblique

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