So under the R group there we've got positive, happy, secure.

组下面我们写了积极，愉悦， 安详。

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The RBC deformability index of S group and R group increased. The mean platelet volume (MPV) of S group declined markedly.

组、R组红细胞变形指数均明显提高，S组平均血小板容积（MPV）明显降低，差异有显著性。

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In addition to the amino and carboxyl groups possessed by all amino acids(except proline), the R group of some amino acids can ionize.

另外，所有的氨基酸都拥有氨基和羧基（除了脯氨酸），一些氨基酸的R基能电离收藏。

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(MUSCI) More than 50 artists participated in the chorus, including Michael Jackson's three nephews from the R&B group 3T;

VOA: standard.2010.02.18

So under the R group there we've got positive, happy, secure.

组下面我们写了积极,愉悦,安详

耶鲁公开课 - 聆听音乐课程节选

The purchases included the Canada-based R Wales group of companies, which makes specialist rubber and wear resistant linings for the mining, minerals processing and oil sands industries.

BBC: Weir Group in ?55m spending spree

Recent issues have featured Yasir Arafat, Al Sharpton, Michael Stipe of the rock group R.

FORBES: Starting Your Own Business: Impossible dream

Recent issues have featured Yasir Arafat, New York African-American activist Al Sharpton, and Michael Stipe of the rock group R.

FORBES: Impossible dream