n.圓石,鵝卵石。cobblestone appearance: 鵝卵石樣表現(xiàn)cobblestone degeneration: 圓石樣變性,圓石樣變性cobblestone drain: 中礫石排水溝cobblestone effect: 顛簸作用cobblestone esophagus: 鵝卵石樣食管下載手機(jī)詞典可隨時隨地查詞查翻譯