抗维生素

Vitamin K is involved in the coagulation of blood.

维生素E是身体的强力抗氧化剂，有助于增强免疫系统。

The apple polyphenol extracts had stronger reducing capacity, antioxidant activity on lipid-peroxidation, and scavenging effects on hydroxyl radical, superoxide anion radical and nitroso than ascorbic acid at the same concentration.

按照以上工艺制备的苹果多酚提取物具有较强的还原能力和抗脂质过氧化活性，并对羟自山基、超氧阴离子自由基及亚硝基具有很强的清除作用，且优于同浓度的维生素C。

Catechin, thearubigins, and theaflavins of Tibetan tea, and products of their oxidation, degradation and complexity, contain important elements to prevent cancer, and reduce cancer and mutation so as to maintain a strong ability to kill cancer cells. The tea is also noted to prevent forms of carcinogenic nitroso compound, and restrain some enzyme that could activate carcinogen. Tibetan tea is rich in many materials, such ascatechin,β-carotene, vitamin

防癌、抗癌藏茶中茶红素、茶黄素、儿茶素以及其氧化、降解、络合产物都是重要的防癌、抗癌、抗突变的成分，有很强的杀灭癌细胞的作用；对人体致癌性亚硝基化合物的形成具有阻断功效，能抑制某些能活化致癌原的酶系；藏茶富含的多种物质，如儿茶素、β—胡萝卜素、维生素B1、B2、C、E等都有抗癌的作用。

Despite modern advances, vitamin E still remains one of the finest natural anti-oxidants, neutralising the effects of free radicals and environmental damage.

尽管现代的进步，维生素E仍然是一个最佳的天然抗氧化剂，中和的影响，自由基和对环境的破坏。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。