英语词汇“prepared chalk”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	prepared chalk
释义	prepared chalk noun : native calcium carbonate ground to a fine powder and freed of most of its impurities by elutriation — called also drop chalk
随便看	pitheadman pithec pithec- pithecan pithecanthrope pithecanthropic pithecanthropid pithecanthropidae pithecanthropine pithecanthropoid pithecanthropus pithecia pithecian pithecism pitheco pitheco- pithecoid pithecoidea pithecolobium pithecological pithecology pithecometric pithecomorphic pithecomorphism -pithecus

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