"Free radicals — like the kind formed from sun exposure — damage the membrane of skin cells, potentially allowing damage to the DNA of that cell," says Heller.
“自由基(比如由阳光照射而形成的粒子)会损害皮肤细胞膜，更会对细胞DNA构成潜在的威胁。”Heller说。
What looks like an artist's rendering of the sun is actually a human egg cell.
这张看上去像艺术家创作的太阳图，实际上是人类的卵细胞。
Pollutants, sun, stress, poor diet, alcohol and some medications can cause our bodies to produce free radicals which can lead to cell damage.
污染物，阳光，压力，不良饮食习惯，酒精和一些药物可能会导致我们的身体产生自由基，可导致细胞损伤。
We we bask in the sun, the sunlight activates every cell in the human body.
我们，我们沐浴在阳光下，阳光中的每一个激活人体细胞。
A little quiet in the dark looking for the taste of every cell are still melting in the sun the din.
在暗夜寻找一点宁静的味道，每一个细胞却还融在白日的喧嚣。
Sun-shading can promote the growths of leaf age and tiller, and the leaf-area. The negative impacts on length of fibre cell, coefficient of flexibility, ratio of length and diameter.
遮阳处理能促进叶龄、分蘖的增长，但不利于叶面积的增长，对纤维细胞的长度、柔性系数、长宽比等也产生不良影响。
A solar cell is a device for converting energy from the sun into electricity.
太阳能电池是一种将从太阳发出的能量转化成电力的装置。
Zheng S. -M. , Wang S. -Q. , Ma J. , Kong L. -N. , Sun X. -M. , Li S. Mental status of myocardial infarction patients undergoing autologous bone marrow stem cell transplantation.
郑淑梅，王霜秋，马静，孔令娜，孙雪梅，李双自体骨髓干细胞移植治疗心肌梗死患者心理状态调查分析。
This helps to reduce wind and sun exposure. A solar cell is installed on the sunroof and provides sufficient energy to fuel a notebook.
更有特色的是这个公共休闲区，有一块太阳能电池是安装在天窗，并可以提供足够的能量来供应笔记本电脑工作。
As all the energy on earth come from the sun, it makes sense that solar cell and fuel cell are hot today.
我们知道，地球上所有的能源都来自太阳，这也是为什么今天太阳能电池和燃料电池受到关注的原因之一。
SETTING AND PARTICIPANTS:Completed by the Department of Preventive Medicine, College of Public Health, Sun Yat Sen University with object of poorly differentiated CNE2 cell strain.
地点和对象：由中山大学公共卫生学院预防医学系完成，对象为低分化CNE2细胞株。
The photo below shows the back side of the solar cell (the side not facing the sun) at this point in the construction.
照片下面的说明背面太阳能电池(方并没有面临太阳)在这一点上建造。
The photo below shows the back side of the solar cell (the side not facing the sun) at this point in the construction.
照片下面的说明背面太阳能电池(方并没有面临太阳)在这一点上建造。
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