The principal metabolic pathway of RBC is glycolysis, and the main energy source in most species is glucose.

红细胞的主要代谢途径是糖酵解，而大多数物种的主要能量来源是葡萄糖。

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Even so, the plan appears to treat second-lienholders better than investors in the main mortgage, because the formerare not required to cut principal when first-lien balances drop.

即便如此，这向计划显现的对抵押贷款持有者的待遇要好于拥有主要按揭贷款的投资者，因为当优先抵押差额减少时，前者不需要削减本金。

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Ms. Deng, the former principal, recalled that nearby construction work in May 2006 caused the flooring in the main school building to shake violently.

那时担任校长的是一位姓邓的女士，据她加快说，2006年五月，附近的工地施工的时候，学校主教学楼的地板抖的很厉害。

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The pace of Charles N'Zogbia was Wigan's principal threat but the visitors' main tactic was to put up resolute defence in a bid to nullify Everton.

BBC: Everton 0-0 Wigan

Dr REUVEN PAZ Former Head, Research Division Israel General Security Service Children are the main focus for Hamas dawah, because the principal is building the army of God.

BBC: [an error occurred while processing this directive]

Most of the regulator's complaints centre on quality control at the firm's main Indianapolis facility though it seems that the principal issue was administration rather than anything scarier.

ECONOMIST: Despite its poor results, Lilly's future may be rosy