镇纸,即镇压书页或纸张之用。早期的镇纸是不固定形状的,其的起源是由于古代文人时常会把小型的青铜器、玉器放在案头上把玩欣赏,因为它们都有一定的分量,所以人们在玩赏的同时,会兴手拿镇纸来压纸或压书,久而久之,发展成为一种文房用具。明代以后逐渐出现长方条形尺状,故也称作镇尺、压尺。 Paperweight, that suppress the use of pages or paper. Early paperweight is not fixed shape, its origin is that the ancient literati often put small bronze, jade on the desk to enjoy, because they have a certain weight, so people enjoy the same time, Town paper to press or press book, over time, developed into a kind of room appliances. After the Ming Dynasty rectangular bar-shaped gradually emerged, it is also known as the town ruler, pressure ruler.