沉积: [地] deposit; sedimentation; deposition; precipitation 短语和例子陆相沉积 continental deposit; 海相沉积 marine deposit; 河口沉积了淤泥。 the river deposited silt at its mouth. 尼罗河泛滥时, 在田野上沉积下一层泥。 when the nile
蚀: Ⅰ动词1.(损失; 亏耗) lose 短语和例子亏蚀 lose (money) in business; 听说他做生意蚀了本。 i hear that he is losing by his business.2.(腐蚀) erode; corrode 短语和例子风雨侵蚀 erosion by wind and rain; 锈能蚀铁。 rust corrodes iron.