The joining of the amino acids into a chain results in the formation of a polypeptide chain which then folds into the compact, globular three-dimensional structure that is a functional protein.

氨基酸连接起来形成多肽链，多肽链又折叠压缩成球状三维结构的功能蛋白。

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With different sugar joining high protein flour and low protein flour respectively, we studied the technology function influence of sugar for dough.

以不同的糖分别加入到高筋粉和低筋粉中，研究糖对面团的工艺性能影响。

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Take fisheries for example, with two billion people joining us on this planet over the next 40 years, there will be a huge need for more sources of protein.

CNN: Oceans: Environmental victim or savior?