| 释义 |
DEFINITIVE EXAMPLES 权威例句〔karst〕An area of irregular limestone in which erosion has produced fissures, sinkholes, underground streams, and caverns.喀斯特：由于腐蚀而产生裂隙，落水洞，潜流和洞穴的不规则的石灰岩地区美国传统〔water hole〕A small natural depression in which water collects, especially a pool where animals come to drink.水坑，水洞：水汇集的天然小凹陷处，尤指动物来饮水的水坑美国传统The water went down the plughole with a loud gurgle.水发着响亮的汩汩声流下了排水洞。剑桥国际 |