英语词汇coarse gravel是什么意思，coarse gravel的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	coarse gravel
释义	DEFINITIVE EXAMPLES 权威例句〔ballast〕Coarse gravel or crushed rock laid to form a bed for roads or railroads.道碴：用来铺公路或铁路路基的粗砂砾或碎石美国传统
随便看	moss-rose moss-starch moss-trooper mossa Mossaenda divaricata Hutch mossback mossback mossbacked mossbanker mossberry mossbunker mossbunker oil Mosse's syndrome mossery mosses mosses mosses mossflora mossgrown mossi Mossi mossi mossiness mossite mosslike

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