An international team of scientists say they've discovered a protected lunar "lava tube" - a deep, giant hole - that might be well suited for a moon colony or a lunar base, CNN reported Sunday.

据美国有线新闻网3日报道，一个国际科学小组宣布，他们在月球上发现了一个又大又深的垂直"熔岩洞"，可能适宜人类移民月球或修建月球基地。

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The colony crime is different from general complicity, its emergence has deep social reason and special psychological motive.

集群犯罪不同于一般的共同犯罪，它的发生有其深层的社会原因和特殊的心理动因。

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