Shift lever balls; Roller tires; Coupling elements;

变速杆球，滚轮胎，耦合元素；

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Biological coupling elements are the main factors contributing to biological functions and the basic unit constructing biological coupling.

生物耦元是对生物功能作出贡献的各种因素，是构成生物耦合的基本单元。

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The upper storey facades are clad with window frames covered with bamboo strips and coupling elements hung onto the columns of the frame construction.

建筑上层外表面贴附着窗框，窗框由竹条和连接构件组成，挂置在框架结构的立柱上。

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Back in the 1950s, Allison created a style all his own by coupling his talents as a pianist and lyricist and applying them to the elements of jazz and blues.

NPR: Mose Allison: The Piano Man Returns