退化型

1.involutionform  2.involution  

退化的英语翻译：

degenerate; retrogress; degeneration; degradation; deterioration; obsolescence
retrogression
【医】 catagenesis; catapiasia; cataplasis; Deg.; degeneracy; degenerate
degeneratio; degeneration; degenerescence; degradation; devolution
disvolution; involute; involution; regress; regression; retrogression
revisionary metamorphosis

型的英语翻译：

model; mould; type
【医】 form; habit; habitus; pattern; series; Ty.; type
【经】 type