A crucible is a pot in which metals or other substances can be melted or heated up to very high temperatures.
N-SING
熔炉;严峻的考验;磨炼
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...各种观点得以在党派纷争的严峻考验中得到检验的体系The regime served as a crucible for the forging of right-wing ideas and values.该政权成为右翼思想和右翼价值观形成的熔炉。
英英词典释义
Noun
1. a vessel made of material that does not melt easily; used for high temperature chemical reactions