基本解釋裂點(diǎn)，節(jié)點(diǎn)詞組短語短語gully and knick point 沖溝裂點(diǎn)knick point更多詞組英英字典柯林斯英英字典 a break in the slope of a river profile caused by renewed erosion by a rejuvenated river knick point劍橋字典knick point柯林斯字典專業(yè)釋義地球科學(xué)裂點(diǎn)泥克點(diǎn)尼克點(diǎn)節(jié)點(diǎn)環(huán)境科學(xué)技術(shù)節(jié)點(diǎn)