“brown clay ironstone”的概念、定义、翻译、参考文献-科学参考

单词	brown clay ironstone
释义	brown clay ironstone [`brau̇n ´klā `ī·ǝrn´stōn] ^GEOLOGY Limonite in the form of concrete masses, often in concretionary nodules.
随便看	puffer puffing gun puff of wind pug mill puking pulaskite pulegium oil Pulfrich refractometer pull-apart pull crack pull-down menu puller pulley pulley lathe pulley stile pulley top pulling pulling figure pulling pillars pull-in torque pullorum disease pull-out torque pull rope pullshovel pull strength

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