水族馆采用高科技淡水盐化系统和海底生命自动维持系统。
Aquaria uses salt of high-tech fresh water to change system and marine life to maintain a system automatically.
但由于代谢是一个自然的过程，你的身体通常会自动维持代谢平衡以满足您个体的需要。
But because metabolism is a natural process, your body generally balances it to meet your individual needs.
XML数据库计划的公理化演进指的是当该计划产生根本的变动时，XML数据库能自动维持其数据的完整性。
Axiomatizing evolution of XML database project refers to that XML database can maintain the integrity of data automatically when radical changes happen to the project.
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