求翻译：as human,we should know it is so important that the water for us.about 70% composition of a person's body is water.and we can leave off food to live for long time(at least 7 days) but not more than 72 hours we will die if we leave the water.是什么意思？

as human, we should know it is so important that the water for us.about 70% composition of a person's body is water.and we can leave off food to live for long time (at least 7 days) but not more than 72 hours we will die if we leave the water.

As human, we should know that it is so important for us the water composition. about 70 per cent of a person s body is ' water off food. And we can leave to live for long time (at least) 7 days but not more than 72 hours we will die if we leave the water.

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as human,we should know it is so important that the water for us.about 70% composition of a person's body is water.and we can leave off food to live for long time(at least 7 days) but not more than 72 hours we will die if we leave the water.

as human, we should know it is so important that the water for us.about 70% composition of a person's body is water.and we can leave off food to live for long time (at least 7 days) but not more than 72 hours we will die if we leave the water.