他向普渡大学的研究者提出建议：寻找地球上放射性元素衰变速率的变化同太阳自转的关系。
His advice to Purdue: Look for evidence that the changes in radioactive decay on Earth vary with the rotation of the sun.
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。
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.
月球的自转和倾斜在太阳系的其他行星体中是独一无二的。
The Moon's spin and tilt are unique among other planetary bodies in the solar system.
地球要花费24小时完成绕地轴一周的自转，花费大约365天完成绕太阳一周的公转。
It takes Earth 24 hours to complete a rotation on its axis, and roughly 365 days to complete an orbit around the sun.
九大行星都自转，它们又都围着太阳按同一方向转动。
Each of the nine planets turns on its own axis.They all go around the sun the same way.
高层大气中时隐时现的发光的云团可能跟太阳的自转有关。
THE comings and goings of noctilucent or "night shining" clouds in the extreme upper atmosphere may be linked to the sun's rotation.
太阳所发出的紫外光是不统一的，所以由于太阳的自转地球所吸收的紫外光的数量也就不同。
The sun's emissions of UV light are not uniform, so as it rotates UV-bright regions move in and out of view of Earth.
我们看到进行核反应产生中微子的太阳核心的自转速度明显比太阳表面慢。
The core of the sun - where nuclear reactions produce neutrinos - apparently spins more slowly than the surface we see.
即使有几千年的地球自转轴的进动，太阳仍然以天文意义上的方式从巨石阵上方升起。
Even given the precession of the Earth's rotational axis over the millennia, the Sun continues to rise over Stonehenge in an astronomically significant way.
地球自转，明显地倾斜于太阳，而月球不同，它几乎笔直地绕太阳旋转。
Unlike Earth, which rotates on a significant tilt to the Sun, the Moon is barely tilted at all.
地球按照逆时针方向或者由西向东自转。因此，我们看到太阳从东方升起。
The earth rotates in counterclockwise direction or from west to east. Hence, we see the sun rise in the east.
当太阳的自转使这个波浪形间隔面扫过地球时，我们就会探测到磁场极性的突然反转。
When the sun's rotation sweeps this warped surface across the earth, we detect sudden changes in the polarity of the magnetic field.
因为地球自转，它被太阳照亮的一侧是是白天，而处在黑暗中的一侧是夜晚。
As the earth rotates, its side that is lighted by the sun is day time, while its side that is in darkness is night time.
地球一面绕太阳运行，一面绕地轴自转。
由于地球自转和公转的原因，太阳紫外线辐射强度呈现出以一年和一天为周期的规律性变化。
Because of rotation and revolution of the earth, solar ultraviolet radiation intensity varies in diurnal and annual periodic.
从而因为水星每公转两次自转三次，所以太阳升起到下一次再升起的时间间隔大约为176天。
As a consequence, because Mercury rotates three times for every two times it revolves around the sun, the time it takes from one sunrise to the next is equal to about 176 days.
随着地球自转逐渐遮住太阳的脸，日落便由低而高地依次浮现。
As the Earth rotates to eclipse the sun, sunset rises up from the ground.
本文绘出旋涡黑子的缠绕方向于1970—1978年内在日面南、北半球的分布，它反映出太阳大气的较差自转对黑子磁场的扭绞形态发生了作用。
In this paper we present the distribution of the penumbral patterns of the spiral spots on the north and south hemispheres of the solar disk in the period between March 1970 and December 1978.
文本给出旋涡黑子的缠绕方向于1970—1978年内在日面南、北半球的分布，它反映出太阳大气的较差自转对黑子磁场的扭绞形态发生了作用。
In the paper we present the distribution of the penumbral pattern of the spiral spot on the north and south hemispheres of the solar disk in the period between March 1970 and December 1978.
地球一面绕太阳运行，一面绕轴自转。
As the earth travels round the sun, it turns round its own axis.
地球一面绕太阳运行，一面绕地轴自转。
The earth turns round its axis as it travels around the sun.
驾驶由风和地球的自转，这些潮流帮助重新分配从太阳的热从一个地方到另一个，从而影响气候和植被，特别是在海岸地区附近。
Driven by winds and the earth's rotation, these currents help redistribute heat from the sun from one place to another, thereby influencing climate and vegetation, especially near coastal areas.
中国大陆地震活动与太阳活动、地球自转和全球地震活动之间存在较强的非线性关系。
There is a strong and complicated nonlinear relation between earthquake activity in China's mainland and the Sun activity, the earth rotation and global earthquake activity.
金星每225天围绕太阳旋转一周，而每244天围绕它的轴自转一周。
Venus revolves around the sun once every 225 days and rotates on its axis once every 244 days.
地球在自转的同时绕太阳公转。
地球在自转的同时绕太阳公转。
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