如此之近的距离足以为天文学家提供一块相对局部的试验田，去研究激烈的恒星形成过程，通常因为距离太过遥远，这种过程的细节很难被观测到。
This near view offers astronomers a relatively local test bed for studying intense star formation processes that are usually hard to observe in detail because of their great distance from us.
目的明确第三脑室中间块星形细胞瘤的临床表现、诊断和手术治疗。
Objective to confirm the mass intermedia astrocytoma of the third ventricle for the clinic manifestation, diagnosis and surgical treatment in children.
目的明确第三脑室中间块星形细胞瘤的临床表现、诊断和手术治疗。
Objective to confirm the mass intermedia astrocytoma of the third ventricle for the clinic manifestation, diagnosis and surgical treatment in children.
应用推荐