catabolism

These processes are called anabolism and catabolism.

这些过程叫作合成代谢和分解代谢。

Both anabolism and catabolism are necessary for survival and good health.

合成和分解代谢在对于身体健康很重要。

Anabolism is when energy is created and stored, and catabolism is when energy is released.

合成代谢是生成和储存能量，而分解代谢则是能量的释放。