In healthy cells, certain short sequences of DNA carry methyl groups that serve as tags controlling gene activity.

健康个体的某些短小的DNA序列上会带有甲基，做为调控基因活性的标签。

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As a cell replicates, the foreign DNA is absorbed and the genes in question are modified by the non-matching short sequences.

当细胞复制时，外来基因被吸收，相关基因被非配对短序列修饰。

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The short sequences of system calls made by privileged processes can be seen as symbols of"self"in com-puter immune system.

由授权进程产生的系统调用短序列可作为计算机免疫系统中的“自我”标识。

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Cleverly, these short sequences have no commentary, but are aimed at amplifying the mood.

BBC: A theatrical journey into Canada��s Charlevoix

That should allow for the inclusion of outlandish readings without distorting the result. (Except where there seems to be straightforward confusion between Celsius and Fahrenheit, which is corrected.) By avoiding traditional procedures that require long, continuous data segments, the Berkeley Earth methodology can also accommodate unusually short sequences: for example, those provided by temporary weather stations.

ECONOMIST: Climate change