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发表时间:2018-09-11内容来源:VOA英语学习网

Water

Water is a vital component of our diets,even though it's not considered a specific nutrient.

水是饮食中重要的成分,尽管它没被当作一种特别的营养物。

Water makes up 50 to 70 percent of an adult's total body weight.

一个成年人体重的50%—70%由水组成。

Without regular top-ups, our body's survival time is limited to a matter of days.

如果没有定期的补充水,我们只能存活几天。

Water is essential for the body's growth and maintenance.

水是人体成长和维持身体机能所必需的。

For example, it helps get rid of waste and regulates temperature,and it provides a medium for biological reactions to occur in the body.

例如,它帮助排出废物,调节体温,并对身体内的生理反应提供介质。

Water is lost from the body through urine and sweat,and must be replaced through the diet.

水通过尿液和汗液排出体外,必需通过饮食补充。

If you don't consume enough water, your kidneys suffer,causing symptoms such as headaches, tiredness and loss of concentration.

如果没有喝下足够的水,肾脏就会受损,引起头痛,疲劳,注意力不集中的症状。

Most healthy adults need between 0.5-3 litres a day,so aim to drink 6-8 medium glasses of fluid daily.

大部分健康的成年人每天需要0.5-3升水,因此每天需要喝6-8杯水。

Beverages such as tea, coffee and fruit juices count towards fluid intake,and may bring with them other nutrients or benefits.

茶,咖啡和果汁这些饮料也可以,可能还带来其他的营养和好处。

来自:VOA英语网 文章地址: https://www.veryv.net/html/20180911/588211.html