Description: 吸积是天体在引力作用下吸引其他物质（通常是气体或尘埃）的过程。吸积发生在许多不同的天文场景中，包括（但不限于）：黑洞吸积气体、双星系统中的主星吸积其伴星物质、年轻的恒星吸积其周围物质盘中的气体，以及星系吸积其他星系的恒星。

Related Terms:

• 活动星系核
• 双星
• 黑洞
• 原恒星
• 吸积盘
• 激变变星

Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher
The translation of this term and its definition is still awaiting approval

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