life span
life span 英 [laif spæn] 美 [laɪf spæn]
phrase. 寿命；使用期限
- Someone's lifespan is the total length of time they're alive, from birth to death. The lifespan of a mosquito is much shorter than the lifespan of an elephant.
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- phrase. 寿命；使用期限
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1. Resveratrol has found been found in animal studies to prevent or slow progression of illnesses from cancer to cardiovascular disease -- and even to extend the life span of some organisms.
研究人员在动物试验中发现，白藜芦醇可以防止或放缓从癌症到心血管疾病等一系列疾病的发展，甚至能延长一些生物体的寿命。
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2. Though the research on experimental animals, sientists found they can prolong the animals' life span obviously by using some methods including restrict caloric intake.
科学家通过对实验动物的研究，发现包括限制热量摄入在内的一些方法可以显著地延长它们的寿命。
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3. Telomeres enable accurate cell division and also influence the number of times a cell divides, thereby determining its life span.
端粒可以保证精确的细胞分裂，还可以影响细胞分裂的次数，进而决定细胞的寿命。
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