科学知识读起来往往感到枯燥乏味,但它一旦写入对联,往往会妙趣无穷,耐人回味。花甲重逢,增加三七岁月;古稀双庆,更多一度春秋。这是一副数学知识联。60岁为一花甲,两个花甲为120岁,三七岁月,即21岁,相加恰好是141岁;70岁称为古稀,双庆古稀是140岁,更 Scientific knowledge often feels boring to read, but once it is written in the couplet, it is often boundlessly enjoyable and memorable. Haggis reunion, an increase of thirty-seven years old; ancient rare Shuangqing, more once spring. This is a couple of maths. 60-year-old is a flower, two for a 120-year-old, 37 years, that is, 21 years old, the sum of just 141 years old; 70-year-old known as Gulang, Shuangqing Gully is 140 years old, more