笛卡儿坐标制 díkǎ'érzuòbiāozhì Cartesian coordinate system Origin Definitions Defs Strokes Stroke Words Sentences Sents 笛卡儿 笛卡兒 díkǎ'ér Descartes René Descartes (1596-1650), French philosopher and mathematician; author of "Discourse on the Method" 方法论 fāngfǎlùn坐标 zuòbiāo opaque (segment carries no independent meaning) 制 zhì noun system system; institution; rules or regulations