从受损区到更原始流区的基因流的数量急剧增加，导致了大量的基因流动，进而降低了后代的总体适应性。
Such a dramatic increase in straying from damaged areas to more pristine streams results in substantial gene flow, which can in turn lower the overall fitness of subsequent generations.
“画作及其它艺术品的流动性可能非常低，如果过于频繁地出现在拍卖会上，其回报率有可能受损，”他表示。
"Paintings and other works of art can be very illiquid assets and their return can be damaged if they appear too frequently at auction," he says.
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