Malignant melanomas, other cancers and conditions are the consequence of not taking the proper precautions, "added Dr Leitner."
恶性黑素瘤、其它癌症和病症是未采取适当预防措施的后果。
For instance, Leitner said, we can send rovers to Mars carrying antibodies that detect traces of chemicals and bacteria that would indicate life.
莱特纳还举例说明，我们向火星发射的探测器上带着一些特异的抗体，可以检测细菌以及一些生命活动所产生的化学物质。
"When we try to find a definition for life, in most cases, such a definition is more a summary of the specific properties of terrestrial life," Leitner said.
“大多数情况下，我们对生命下的定义更像是对地球上已知生命形式所具有特性的总结。”莱特纳说。
"When we try to find a definition for life, in most cases, such a definition is more a summary of the specific properties of terrestrial life," Leitner said.
“大多数情况下，我们对生命下的定义更像是对地球上已知生命形式所具有特性的总结。”莱特纳说。
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