spiral-structure 螺旋型结构
micro spiral structure 微螺旋结构
double spiral structure 双螺旋结构
double-spiral structure 双螺旋结构
square spiral structure 四方螺旋结构
single-spiral structure 单螺旋形结构
chromosome spiral structure 染色体螺旋结构
With Its Spiral Structure 带着旋涡结构
double spiral structure model 双螺旋结构模型
The galaxy's hallmark is a brilliant white, bulbous core encircled by the thick dust lanes comprising the spiral structure of the galaxy.
该星系的特点是亮白，其球形内核周围环绕着由星系螺旋结构形成的厚厚的尘埃带。 从地球上看去，星云倾斜得几乎侧立。
Best of all, it happens to be tilted nearly face on from our point of view, so we can see its delicate spiral structure laid out in spectacular detail.
而最棒的是，它恰好正对着我们的视野，让我们有机会一窥其精美螺旋型结构的惊人细节。
Its lack of a visible dust lane indicates that it is a low-dust lenticular galaxy, although it is still possible that a view from on top would reveal spiral structure.
它没有多少可见尘埃，表明是个低尘埃透镜星系，但也有可能当从上往下看时会发现螺旋状的结构。
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