退化

tuì huà

HSK 7–9

Meaning

事物由优变劣，由好变坏；生物体形态、功能等向简单方向变化。

deterioration; degeneration; the process of becoming worse or less complex.

用于描述能力、品质、环境、身体机能等的下降或倒退。

Used to describe decline or regression in ability, quality, environment, physical function, etc.

1 随着年龄增长，他的听力逐渐退化。 (As he ages, his hearing gradually degenerates.)
2 长期不锻炼，肌肉会退化。 (Without regular exercise, muscles will atrophy.)
3 这片森林因为污染而退化成为荒地。 (This forest has degenerated into wasteland due to pollution.)
4 社会的道德水平在退化。 (The moral standards of society are deteriorating.)
5 某些动物的视力在进化过程中退化了。 (The eyesight of some animals degenerated during evolution.)

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