| 释义 |
pul·sar AHD[pŭlʹsär'] D.J.[ˈpʌlˌsɑː]K.K.[ˈpʌlˌsɑr]n.Astronomy（名词）【天文学】- Any of several celestial radio sources emitting short, intense bursts of radio waves, x-rays, or visible electromagnetic radiation at regular intervals, generally believed to be rotating neutron stars.脉冲星：若干能发出无线电波的天体之一，能以有规律的间隔发出短促且强烈的无线电波、X射线或肉眼可见的电磁放射，普遍认为它们是旋转磁中子星
- puls(ating st)ar puls(ating st)ar
|