diagonal

名词 diagonal:

1. (geometry) a straight line connecting any two vertices of a polygon that are not adjacent
2. a line or cut across a fabric that is not at right angles to a side of the fabric
   同义词：bias
3. an oblique line of squares of the same color on a checkerboard
4. (mathematics) a set of entries in a square matrix running diagonally either from the upper left to lower right entry or running from the upper right to lower left entry
5. a punctuation mark (/) used to separate related items of information
   同义词：solidus, slash, virgule, stroke, separatrix

形容词 diagonal:

1. at an angle; especially connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face
2. having an oblique or slanted direction
   同义词：aslant, aslope, slanted, slanting, sloped, sloping

1. A chess piece of lowest value that may move forward one square at a time or two squares in the first move, capture other pieces only on a one-space diagonal forward move, and be promoted to any piece other than a king upon reaching the eighth rank.
   兵，小卒价值最小的棋子，一次可向前移一方格或在第一步可移两格，只能吃对方靠对角线前方的一个子，当到达第八级时可升为除王以外的任何一棋子
2. A diagonal mark(/) used especially to separate alternatives, as in and/or, to represent the word per, as in miles/hour, and to indicate the ends of verse lines printed continuously, as in Old King Cole/Was a merry old soul.
   斜线号一种斜线符号，尤用于对选择加以区分，如和／或者，表示每 ... 这一词，如英里／小时，和在诗尾表示连续打印行，如老国王考勒／是一个快乐的老人
3. A diagonal line or plane.
   对角线或对角面
4. The wood surface of the furniture is full of diagonal stripes.
   这件家具的木头表面上布满了斜纹。

di.ag.o.nal

adj.Abbr. diag.（形容词）缩写 diag.
Mathematics
【数学】
Joining two nonadjacent vertices of a polygon.
对角线的：连接多边形任意两个不相邻顶点的直线的
Joining two vertices of a polyhedron not in the same face.
对顶的：连接多面体任意两个不在同一面上的顶点直线
Having a slanted or oblique direction.
斜的：带有偏斜的或倾斜方向的
Having oblique lines or markings.
斜纹的：带有斜线或斜记号的
n.（名词）
Abbr. diag.Mathematics A diagonal line or plane.
缩写 diag.【数学】 对角线或对角面
Something, such as a row, course, or part, that is arranged obliquely.
斜行物：于倾斜位置上的某物，如一行、方向或某部分
A fabric woven with diagonal lines.
斜纹织物：带斜纹线的纤维编织

来源：
Latin diagôn3lis
拉丁语 diagôn3lis
from Greek diagônios [from angle to angle]
源自 希腊语 diagônios [角对角]
dia- [dia-]
dia- [前缀，表.完全的，有始有终的.]
gônia [angle, corner] * see genu-
gônia [角度，角] *参见 genu-

【引伸】
diag.onally
adv.（副词）