释义 |
Oort cloud AHD[ôrt, ōrt] D.J.[ɔːt, əʊrt]K.K.[ɔrt, ort]n.(名词)- A swarm of comets orbiting the sun at a distance of one to two light-years, proposed as a source of comets that pass near the sun.奥尔特云:在离太阳一至二光年距离的彗星云,被认为是在太阳附近经过的彗星的来源地
- After Jan Hendrix Oort (born 1900), Dutch astronomer 源自詹·亨迪斯 奥尔特 (生于1900年),荷兰天文学家
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