许多人不懂的需要多少水的翻译：Many people don't know how much water the body needs 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Many people do not understand how much water the body needs

Many people don't know how much water the body needs

Many people do not understand the human body needs how much water

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Many people don't know how much water the body needs