英语词汇hardpan怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	hardpan
释义	hard·pan AHD[härdʹpăn'] D.J.[ˈhɑːdˌpæn]K.K.[ˈhɑrdˌpæn]n.（名词） A layer of hard subsoil or clay. Also called caliche 硬质地层也作 caliche Hard, unbroken ground.硬地 A foundation; bedrock.坚固的基础；基本事实
随便看	rotaries rotary rotary engine rotary harrow rotary plow rotary press rotary tiller rotary-wing aircraft rotary–wing aircraft rotas rotate rotated rotates rotating rotation rotation rotations rotative rotator rotator cuff rotatores rotators rotatory rotavirus Rotblat

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