erode

柯林斯词典

1. V-T/V-I If rock or soil erodes or is eroded by the weather, sea, or wind, it cracks and breaks so that it is gradually destroyed. 侵蚀
The storm washed away buildings and roads and eroded beaches. 暴风雨冲走了建筑物和道路，侵蚀了沙滩。
2. V-T/V-I If someone's authority, right, or confidence erodes or is eroded, it is gradually destroyed or removed. 削弱[正式]
His critics say his fumbling on the issue of reform has eroded his authority. 他的批评者们说他在改革问题上的拙劣做法已削弱了他的权威。
3. V-T/V-I If the value of something erodes or is eroded by something such as inflation or age, its value decreases. 降低
Competition in the financial marketplace has eroded profits. 金融市场的竞争降低了利润。