n. a straight line through a body or figure that satisfies certain conditions
n. the main stem or central part about which plant organs or plant parts such as branches are arranged
n. in World War II the alliance of Germany and Italy in 1936 which later included Japan and other nations
n. the 2nd cervical vertebra; serves as a pivot for turning the head
n. 轴
[计] 坐标轴
1. The Earth rotates on its axis once every 24 hours.
地球每24小时绕其轴旋转一次。
2. The graph shows the relationship between temperature and time on the x-axis and y-axis.
这个图表显示了温度和时间在x轴和y轴上的关系。
3. In geometry, the axis of a shape is a line that divides it into two equal parts.
在几何学中，一个形状的轴是将其分成两个相等部分的线。