求翻译：水是生命存在的环境条件，同时也是生活物质本身化学反应所必需的成分。水对于维持生物体的正常生理活动有着重要的意义，因此水是生物体内不能缺少的物质。是什么意思？

Water is the environmental conditions, the existence of life and is also a necessary component of the substance itself, the chemical reactions of life. The water has an important significance for maintaining normal physiological activity of the organism, so the water is the substance of the living b

Water is life, there is the environmental conditions and life itself is also required for the reaction. Water is critical for maintaining the normal physiological activities is of great significance, and, as a result of organisms is not lack of material.

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Environmental condition of water is life, but also the substance itself required for the chemical reactions of life components. Water for maintaining the organism's normal physiological activities have an important meaning, therefore water is essential substances in organisms.

The water is the life existence environmental condition, simultaneously also is the ingredient which the living substance itself chemical reaction must.The water has the vital significance regarding the maintenance organism's normal physiological activity, therefore the water is the material which i