英语词汇hard coal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	hard coal
释义	hard coal 无烟煤
随便看	try it out on the (或a) dog tryma trymata try ... on try on try-on try one's best try one's damndest try one's damnedest try one's fortune try one's hand try one's hand at try one's luck try one's lungs try ... out try out tryout tryoutee try out for tryouts trypaflavine trypaflavine neutral trypanocidal Trypanorhyncha trypanosoma

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