Novoid

例句：

1. 1. The physicist found that the Novoid was a fascinating concept in quantum mechanics.
   物理学家发现无形体在量子力学中是一个引人入胜的概念。
2. 2. The Novoid is a mathematical model that describes the behavior of matter under extreme conditions.
   无形体是一种数学模型，描述了物质在极端条件下的行为。
3. 3.In astronomy, the Novoid is a region in space where the density of matter is so low that it cannot be detected by current technology.
   在天文学中，无形体是指在空间中密度极低的区域，目前的技术无法探测到它。