| 单词 | crucible | 
| 释义 | Word Frequency crucible(ˈkruːsɪbəl) noun 1.  a vessel in which substances are heated to high temperatures  2.  the hearth at the bottom of a metallurgical furnace in which the metal collects  3.  a severe trial or test  Word origin C15 corusible, from Medieval Latin crūcibulum night lamp, crucible, of uncertain originWord Frequency Crucible(ˈkruːsɪbəl) noun  the Crucible   | 
	
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