A crucible is a pot in which metals or other substances can be melted or heated up to very high temperatures.
N-SING
熔爐;嚴峻的考驗;磨煉
Crucible is used to refer to a situation in which something is tested or a conflict takes place, often one which produces something new.
例句
...a system in which ideas are tested in the crucible of party contention...各種觀點得以在黨派紛爭的嚴峻考驗中得到檢驗的體系The regime served as a crucible for the forging of right-wing ideas and values.該政權成為右翼思想和右翼價值觀形成的熔爐。
英英詞典釋義
Noun
1. a vessel made of material that does not melt easily; used for high temperature chemical reactions