“ball coal”的概念、定义、翻译、参考文献-科学参考

单词	ball coal
释义	ball coal [`bȯl ´kōl] ^GEOLOGY A variety of coal occurring in spheroidal masses.
随便看	tactical transport aircraft tactical unit tactical vehicle tactic polymer tactile tactile agnosia tactile hairs tactile receptor tactile sensor tactite tactoid tactoreceptor tadpole tadpole shrimp taele taenia Taeniodidea Taeniodonta Taenioidea Taeniolabidoidea taeniolite taenite taenoglossate radula Tafel slope taffeta

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