They lie outside the nucleus that houses the main human genome, and because there may be hundreds of them in each cell, their DNA is particularly easy to detect.

它们位于人类基因组的核心之外，由于在每个细胞内它们的存在都数以百千计，因此它们的DNA就特别容易被检测到。

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Their technique automatically tracked the position of the nucleus in each cell and classified its appearance into 16 different categories.

他们的技术自动追踪每个细胞的核定位，并将其外观分为16种不同类型。

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Boundary, nucleus and close greenbelt form the system of the outer environment of highrise settlement, each part of the system have their own function, they compose a basic cell together.

边界、核心和近宅环境空间组成了高层住居的外环境系统，各个部分都承担着相应的功能属性，构成了一个相对完整的基本单元。

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