元となった辞書の項目
ねずみ算
noun
A common word problem in Japan. It says that "In January, there is a pair of mice. They copulate and bear twelve children. The next month, 7 pairs of mice copulate and bear twelve children respectively. How many mice are there in December?"
意味（1）
A common word problem in Japan. It says that In January, there is a pair of mice. They copulate and bear twelve children. The next month, 7 pairs of mice copulate and bear twelve children respectively. How many mice are there in December?
