1610s, from French diagramme, from Latin diagramma, from Greek diagramma "geometric figure, that which is marked out by lines," from diagraphein "mark out by lines, delineate," from dia- "across, out" (see dia-) + graphein "write, mark, draw" (see -graphy). The verb is 1840, from the noun.
权威例句
1. Like any such diagram, it is a simplification.
像其他这种表格一样,这是简化了的。
2. a diagram representing a cross section of the human eye
表现人眼的剖面图
3. a diagram of the wiring system
线路系统图
4. A diagram of the new road layout was superimposed on a map of the city.