noun 下载 🔗分享 鹅卵石, 卵石 A rounded stone from a river bed, fit for use as ballast in ships and for paving roads. Examples : "The old European city was charming, with narrow streets paved with cobblestones. " 这座古老的欧洲城市非常迷人，狭窄的街道都铺着鹅卵石。 material geology architecture 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 鹅卵石, 卵石. The material made from cobblestones. Examples : "The bumpy road was made of cobblestones, making the bike ride uncomfortable. " 这条坑坑洼洼的路是用鹅卵石铺成的，骑自行车很不舒服。 material building architecture 与AI对话词汇游戏阅读练习
