有迹象表明，多效性植物激素实际上可能通过激活酶来发挥作用，这些酶从细胞壁释放出这些更为特殊的化学信使。
There are indications that pleiotropic plant hormones may actually function by activating the enzymes that release these other, more specific chemical messengers from the cell wall.
我们认为植物化学物停止了癌变细胞生长，并在不影响正常细胞的情况下杀死它们。
We think these phytochemicals either stop the growth of precancerous cells in the body or they kill the precancerous cells without affecting normal cells.
她还说，这些水果中的抗氧化成分和植物化学成分能够保护细胞，使之少受伤害。
The antioxidants and other phytochemicals in these fruits can protect the cell, she says, so there is less chance for damage.
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