n.西留斯

Sirius is the brightest star in the night sky and can be seen from almost every corner of the Earth.
翻译：天狼星是夜空中最亮的恒星，几乎从地球的每个角落都能看到它。
The ancient Egyptians associated the rising of Sirius with the flooding of the Nile, an event crucial for their agriculture.
翻译：古埃及人将天狼星的升起与尼罗河的泛滥联系起来，这一事件对他们的农业至关重要。
In astrology, Sirius is often referred to as the 'Dog Star' due to its position in the constellation Canis Major.
翻译：在占星学中，天狼星常被称为“犬星”，因为它位于大犬座中。
The distance from Earth to Sirius is approximately 8.6 light years, making it one of our nearest stellar neighbors.
翻译：地球到天狼星的距离大约为8.6光年，使它成为我们最近的恒星邻居之一。
Researchers have discovered that Sirius is actually a binary star system, consisting of Sirius A and a smaller, white dwarf companion, Sirius B.
翻译：研究人员发现，天狼星实际上是一个双星系统，由天狼星A和一个较小的白矮星伴星天狼星B组成。
Observations of Sirius through telescopes reveal a shimmering, bluish-white color, a result of its high surface temperature.
翻译：通过望远镜观察天狼星，可以看到它闪烁着蓝白色的光芒，这是其表面高温的结果。
Many cultures throughout history have mythologized Sirius, attributing various meanings and powers to its appearance.
翻译：历史上许多文化都对天狼星进行了神话化，赋予其出现各种意义和力量。
Astronomers use Sirius as a calibration point for measuring star brightness, assigning it a magnitude of -1.46, which makes it outshine all other stars in the visible sky.
翻译：天文学家使用天狼星作为测量恒星亮度的校准点，给它分配了-1.46的星等，这使得它在可见天空中比所有其他星星都要明亮。
The proper name 'Sirius' is derived from the Ancient Greek 'Σείριος', meaning 'glowing' or 'scorching'.
翻译：“天狼星”这个正式名称源自古希腊语“Σείριος”，意为“发光的”或“炙热的”。
During the winter months in the Northern Hemisphere, Sirius can be seen rising just before the sun, a phenomenon known as the heliacal rising of Sirius.
翻译：在北半球的冬季月份，天狼星可以在太阳升起前不久被观测到升起，这种现象被称为天狼星的偕日升。