3. Precession, basically is the change in the direction of earth's axis of rotation.
岁差，基本上是地球自转轴方向的改变。
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4. The main axis of the planet's orbital ellipse shifts each time when it goes around the sun.
当行星绕太阳运行时，其轨道椭圆的主轴每次都会改变。
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5. Once we get to feminism, feminism will have certain ideas of its own about the vertical axis.
当我们谈到女性主义时，女性主义都会对竖轴有自己的解读。
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6. The Eiffel Tower is a wonderful way of showing the degree to which the vertical axis is virtual.
埃菲尔铁塔是展示垂直轴虚拟程度的绝佳方式。
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7. The mirrors could orbit—thousands of miles high—at the same speed as the earth turns on its axis.
这些镜子可以在几千英里的高空以地球绕地轴旋转的速度运行。
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8. What I'd like to do now is focus on a piece that emphasizes and foregrounds just the first axis, pitch.
现在我要做的是集中精力于一首乐曲，它所强调的、突出的只是这第一个轴，音高。
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9. The inclination, or tilt, of Earth's axis also varies periodically, moving between 22 degrees and 5 degrees.
地轴的倾角也会周期性地变化，在22度到5度之间移动。
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10. In the meantime, the Eiffel Tower is a wonderful way of showing the degree to which the vertical axis is virtual.
与此同时，埃菲尔铁塔是展示垂直轴虚拟程度的绝佳方式。
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11. Earth's unique and massive satellite, the Moon, plays a crucial role in stabilizing the obliquity of Earth's rotational axis.
地球独特而巨大的卫星——月球，在稳定地球旋转轴的倾角方面发挥了关键作用。
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12. Finally, Earth's unique and massive satellite, the Moon, plays a crucial role in stabilizing the obliquity of Earth's rotational axis.
最后，月球作为地球独特而巨大的卫星，在稳定地球旋转轴的倾角方面发挥了关键作用。
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13. Earth's orbit around the sun and tilt on its axis combine to carry us in this hemisphere further away from receiving the sun's rays most directly.
随着地球围绕太阳的轨道和轴的倾斜将我们带到这个半球，我们更远离直接接收太阳光线的地方。
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14. The tilt of Earth's axis, toward the Sun at some times of the year and away from the Sun at other times, is responsible for the annual cycle of seasons.
地轴的倾斜在一年中的某些时候朝向太阳，而在其它时间远离太阳，造成了每年的季节循环。
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15. The axis of a circle is its diameter.
圆的对称中心线就是直径。
《牛津词典》
16. Mars takes longer to revolve on its axis than the earth.
火星自转一周的时间比地球长。
《牛津词典》
17. The axis is pointing away from the sun in winter.
冬天，地轴指向远离太阳的方向。
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18. When the axis points away from the sun, you get less heat.
当地轴的指向远离太阳时，得到的热量就会变少。
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19. The northern end of the earth's axis points towards the sun in summer.
在夏季，地轴的北端指向太阳。
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20. When your town has winter, the earth's axis is pointing away from the sun.
当你所在的城镇进入冬季时，地轴指向远离太阳的方向。
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21. The seasons are made by the northern end of the axis pointing towards or away from the sun.
季节是由地轴的北端指向或远离太阳形成的。
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22. Your part of the world gets more heat from the sun when the northern end of the axis points to the sun.
当地轴的北端指向太阳时，你所在的地方从太阳那里获得更多的热量。
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23. In England, the Saxons are thought to have used both horizontal- and vertical-axis wheels.
在英格兰，通常认为撒克逊人同时使用水平和垂直轴的轮子。
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24. The tilt of the earth's axis, that imaginary pole that runs through the center of the earth.
地轴是我们虚构的穿过地心的一个倾斜的直线轴。
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25. The planet Venus takes 243 earth-days to turn once on its axis, so incoming heat from the sun is added and distributed at a more leisurely, observable pace.
金星自转一周需要243个地球日，因此来自太阳的热量以更悠闲、更容易观察到的速度被吸收和分配。
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26. The principal square root function is defined using the nonpositive real axis as a branch cut.
主平方根函数是使用非正实轴作为分支切割定义的。
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27. A linguiform process possessing dense cilia and pits is found at the distal axis of each lamella.
在每个薄片的远端轴处发现具有密集的纤毛和凹坑的舌状突。
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28. A negative face has an outward normal pointing in a direction opposite that of the positive x-axis.
负向的外法线指向与正x轴相反的方向。
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29. The theoretical equation of the centerlinedilution along the axis of jets in coflow ambient is developed.
建立了同流环境中沿射流轴线的中心线稀释的理论方程。
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30. The theoretical equation of the centerlinedilution along the axis of jets in coflow ambient is developed.
