Next, scientists look at tandem repeats, or the repeat of two or more nucleotides, in roughly 13 to 15 regions of a DNA sample called loci.
接下来，科学家对DNA样本中称为位点的13至15个区域的串联重复或两个以及多于两个核苷酸的重复进行观察。
But scientists are cautioning that a repeat for Japan - on a smaller scale - is not a matter of if, but when.
科学家警告说，日本还会再次发生地震，这不过是早晚的问题，只不过规模会相对小一些。
Most scientists want to do something new, and funding agencies rarely provide grants to repeat already published experiments.
大多数的科学家还是想要探索出新的东西，并且成立杜绝抄袭的实验机构。
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