This handle consists of two C structures.

该句柄由两个 C 结构组成。

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The chemical structures that form the units of DNA and RNA and that encode genetic information i.e. the bases that make up the base-pairs are A, G, T, C and U (see DNA).

形成DNA、RNA单体以及编码遗传信息的化学结构，也就是组成碱基对的碱基包括A、G、T、C、U。

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Humans have structures in their genetic make-up that were once used to produces enzymes to process vitamin C (it is called L-gulonolactone oxidase).

人类的基因中，也有一个曾用来分泌帮助维生素C代谢的消化酶的结构（L-gulonolactone oxidase）。

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In Gerrit Berckheyde's painting of the "civic center" of The Hague (c. 1690), the artist erased foreground structures in order to depict the stately buildings along two sides of the Court Pond, including the back of the Mauritshuis itself.

WSJ: de Young Museum: More Than Just the Girl

Broker entrepreneurs have a choice of five possible legal structures: sole proprietorship, partnership, limited liability company, S corporation or C corporation.

FORBES: How To Run A Real Estate Brokerage: Legal Structure