be somebody's lucky dayspoken used to say that something good and often unexpected will happen to someone 是某人的幸运日 We’re going to win. I just know it’s our lucky day 我们会赢的,我就知道今天我们运气好。
be somebody’s lucky day• "Look at the size of the fish I caught!" "It must be your lucky day!"• Anyway, that day was obviously a lucky day.• But it was Swindon's lucky day.• It was not her lucky day.• Read the stars in the magazines and the paper: Today is your lucky day.• Friday used to be considered a lucky day for weddings in Gerrnany.
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