(pl. quartos) (纸等的)四开〔7×8 1/2?至10×13英寸，略作4 to 或 4°〕;四开书本。
四开(本)的。 a quartoedition 四开本版。 a quarto paper 四开的纸。
the size of a book whose pages are made by folding a sheet of paper twice to form four leaves
1.Descartes"s solution of a depressed quarto equation employs the method of undetermined coefficients .
2.Building up a pre - warning system for debt risk and the relevant quarto system in localities
3.J4105 quarto single colour offset press is a new product developed by our plant
4.This machine is applied to sawing thread clearance during the course of making from quarto to super - largedie cutting plate
5.The work i speak of is called a treatise on the possibility of a general monarchy in italy , and will make one large quarto volume .
6.From the table drawer he took out a penholder , a bottle of ink , and a thick , quarto - sized blank book with a red back and a marbled cover