a. 分解代谢的

[医] 分解代谢的, 异化的

catabolic \catabolic\ adj. [Formerly spelled {katabolic}.]
1. Of or pertaining to catabolism; as, catabolic processes,
which give rise to substances (katastates) of decreasing
complexity and increasing stability.
[1913 Webster + WordNet 1.5]

2. characterized by destructive metabolism; contrasted with
{anabolic}.
[WordNet 1.5]