AstronauticaEconomist³⁴³¹⁸⁺³ 例句 All of these scenarios and more are fleshed out in a new article in the journal Acta Astronautica by researchers at Pennsylvania State University. 所有这些或更多的情节，在美国宾夕法尼亚州立大学的研究人员于《宇航学报》杂志所发表的一篇新论文中被具体化了。 yeeyan This emerging trend was reviewed in a paper in the journal Acta Astronautica. 《宇航学报》在一篇文章中报道了这种新兴趋势。 yeeyan