它并不像我们所在的银河系及其他的螺旋形星系，M66有与之不相符的半径，而且这一星系的中心内核已经消失不见。

Unlike other spiral galaxies, including our own Milky Way, M66 has mismatched arms, and the galaxy's central core has been displaced.

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螺旋的二十七种菌株，每一种的消失都对生存至关重要的基因，单个与人造基因库缠绕在一起。

Twenty-seven strains of E. coli, each missing one gene critical for survival, individually mingled with the synthetic-gene library.

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结果本组18例创伤性膈疝术均得以明确诊断，其螺旋CT M PR征象主要表现：(1)所有病例均显示患侧膈肌影模糊或消失。

Results the MPR of spiral ct diagnosis was correct in all cases. Traumatic diaphragmatic hernia had the following appearance: (1) diaphragma's image faded or disappear in18cases.

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