created sense approved 退化 · tuìhuà · atrophy
退化
tuìhuà
atrophy
to lose function, size, or structure in an organ or organism through evolutionary or physiological processes
由于长期在黑暗中生活，这种鱼的眼睛已经退化了。
verb
created sense approved 退化 · tuìhuà · degenerate
退化
tuìhuà
degenerate
to decline or deteriorate from a higher or more complex state to a lower or simpler one
如果不经常练习，你的语言能力会逐渐退化。
verb