Experts also said people who averaged half an hour a day of cell phone conversations over a span of 10 years had greater odds of developing cancer.
专家们还表示，持续10年以上平均每天使用手机通话半小时的人罹患癌症的几率较高。
The average life span of a person with sickle cell disease is just 42 years for men and 48 years for women.
男性镰状贫血病患者的平均寿命仅为42岁，女性仅为48岁。
Stop allowing your cell phone to hold your attention and mind hostage. It is time to reclaim your attention span.
不要再让你的手机挟持你的注意力和想法，是时候收回你的注意力了。
Solving a longstanding mystery, scientists have found that the human heart continues to generate new cardiac cells throughout the life span, although the rate of new cell production slows with age.
科学家解开了一个为时甚久的谜团，他们发现人类心脏在人的一生中不断地产生新的心肌细胞，尽管新细胞产生的速度随年龄增长而放缓。
Results The increase of white blood cell of advanced cancer patients was negative correlate with the life span(P<0.005).
结果肿瘤患者晚期白细胞计数升高与其生存期呈负相关（P<0.005）。
Objective To elongate the proliferation life span of human umbilicus vein endothelial cell (HUVEC).
目的寻求使处于生长停滞期的人脐静脉内皮细胞（HUVEC）增殖寿命延长的方法。
The battery test and maintain equipments should have the ability of output voltage and current with wide span, in order to satisfy the requirements of both single cell and battery-pack.
作为电池维护设备，需要输出电压、电流范围宽，满足单体电池或整组电池测试维护的要求。
The battery test and maintain equipments should have the ability of output voltage and current with wide span, in order to satisfy the requirements of both single cell and battery-pack.
作为电池维护设备，需要输出电压、电流范围宽，满足单体电池或整组电池测试维护的要求。
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