erosion

柯林斯词典

1. N-UNCOUNT Erosion is the gradual destruction and removal of rock or soil in a particular area by rivers, the sea, or the weather. 侵蝕
...erosion of the river valleys. …河穀的侵蝕。
2. N-UNCOUNT The erosion of a person's authority, rights, or confidence is the gradual destruction or removal of them. 削弱
...the erosion of confidence in world financial markets. …對世界金融市場信心的削弱。
3. N-UNCOUNT The erosion of support, values, or money is a gradual decrease in its level or standard. 逐漸降低
...the erosion of moral standards. …道德水準的逐漸降低。