y-axis

名词 y-axis:

1. the vertical axis in a plane coordinate system

y-ax.is

n.（名词）
【复数】 y-ax.es[wo.2k.sôz] 【数学】
The vertical axis of a two-dimensional Cartesian coordinate system.
纵坐标轴：笛卡尔平面坐标上的纵轴
One of three axes in a three-dimensional Cartesian coordinate system.
Y轴：笛卡尔立体座标系中的三根轴之一