?小块煤
... 螺母夹 nut clamp 小块煤 nut coal 螺母垫圈 nut collar ...
?核级煤
... nut bolt 带帽螺栓 nut coal 核级煤 nut lock 螺母锁紧 ...
Yet if Consol can crack the sequestration nut, the whole energy industry might benefit from using old coal mines to suck up their dirty emissions.
FORBES: With Gas Deal, Consol Strives To Turn Coal Green
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。