Antioxidants neutralize free radicals, substances that damage cells.

抗氧化剂可中和自由基，一种破坏细胞的物质。

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Thus, antioxidants, which neutralize free radicals, should slow this deterioration.

这样，用来抑制自由基活动的抗氧化剂，将会减缓细胞的衰老。

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Antioxidants neutralize free radicals, which are unstable compounds that can damage cells and lead to diseases including cancer.

抗氧化剂可以消除不稳定化合物-游离基，游离基能够破话细胞，并导致想癌症一样的疾病。

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U.S. officials set him free because they now view him as a moderate who might help neutralize radicals in the Sadr movement.

NPR: American Raid Follows Sadr's Return to Public Eye