英语词汇矿石或砂砾层是什么意思，矿石或砂砾层的用法、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	矿石或砂砾层
释义	DEFINITIVE EXAMPLES 权威例句〔pay dirt〕Earth, ore, or gravel that is profitable to mine.可采矿石：有开采价值的土层、矿石或砂砾层美国传统
随便看	fell into place fell into place fell into the habit of fell into the habit of fell off fell off fell on fell on fell on fell out fell out fell out of use fell over fell over fell short of fell short of fell through fell through fell to fell to fell to pieces fell to pieces fell to the ground fell to the ground fell to work

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