英语词汇“hardpan”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	hardpan
释义	WordReference Random House Unabridged Dictionary of American English © 2024 hard•pan (härd′pan′),USA pronunciation n. Geologyany layer of firm detrital matter, as of clay, underlying soft soil. Cf. caliche, duricrust. hard, unbroken ground. the fundamental or basic aspect of anything; solid foundation; underlying reality:the hardpan of mathematical theory. hard + pan¹ 1810–20, American. Collins Concise English Dictionary © HarperCollins Publishers:: hardpan /ˈhɑːdˌpæn/ n a hard impervious layer of clay below the soil, resistant to drainage and root growth
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更新时间：2025/2/23 14:12:49