0 to become gradually damaged, worse, or less; to cause something to do this -- 腐蚀;(使)衰败,(使)衰弱
1 the process of decaying -- 腐蚀;衰败,衰弱
Floating in the dirty river were dead fish, already starting to decay.
The bacteria live on food particles and produce acid that decays the enamel on your teeth.
It's sad to watch a beautiful rose wither and decay in such a short time.
Plants and animals decay into the soil, replenishing the minerals and nutrients.
Unemployment and inner city decay are inseparable issues which must be tackled together.