英语词汇“coal ball”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	coal ball
释义	coal ball noun : a nodule found in coal usually composed of calcite or silica and carbonaceous matter and having fragmentary or microscopic plant remains
随便看	granophyric grans grant grant access to Grant caribou grant interviews grant's caribou Grant's gazelle Grant's zebra grant-aid grant-aided school grant-in-aid grant/deny access to grantable granted grantedly grantee grantees granter granters Grantha alphabet granther granthi Grantia granting

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coal ball