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1,once in a blue moon. means almost never,very seldom. 2,down to earth means honest and direct,sensible and practical 3,out of this world means excellent,very good. 4,to make a mountain out of a molehill means to make a big problem out of a small problem. 5,dirt cheap means very inexpensive. 6,out of the woods means out of trouble or difficulty. 7,over the hill means getting too old. 另外,有个问题请教大家 going great guns是什么意思? |
