数字之积为偶数的四位正整数共有多少个?How many four - digit positive integers have their product of digits even?给每个孩子两份“来喜”(应该指钱是偶数的), 因为好事成双, 不要只给一份.Give two lai - see to each child. Because happiness comes in twos, do not just give one.(...

“偶数的”的英语可以翻译为：even ...