| 释义 |
新陈代谢xīn chén dàixiè
1.生物的基本特征之一。生物体经常不断地从外界取得生活必需的物质,并使这些物质变成生物体本身的物质,同时把体内产生的废物排出体外,这种新物质代替旧物质的过程叫新陈代谢。{metabolism, one of the basic characteristics of living organisms. A living organism constantly takes necessary matters from the outside world and converts them into its own matter and at the same time discharges the waste matter from its body. The process of supersedence of the old by the new is called metabolism.}简称{abbr.}代谢{dàixiè}。
2.〈比喻fig.〉新的事物滋生发展,代替旧的事物。{supersede the old by the new} |