单词	security light
释义	security lightseˈcurity ˌlight noun [countable] Examples EXAMPLES FROM THE CORPUS A security light switch also replaces an existing light switch. a light that turns on when someone tries to enter a building or area at night
随便看	duster dust jacket dustman dustpan dustsheet dust storm dust-up dusty Dutch Dutch auction Dutch barn Dutch cap Dutch courage Dutch elm disease Dutchman Dutch oven Dutch Reformed Church Dutchwoman dutiable dutiful dutifully duty duty-free Duvalier, François Duvalier, Jean-Claude

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