crucibles

英 [ˈkruːsɪblz]

美 [ˈkrusəbəlz]

n. 坩埚; 熔炉; 严峻的考验; 磨练
crucible的复数

柯林斯词典

坩埚;熔炉
Acrucibleis 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
Crucibleis used to refer to a situation in which something is tested or a conflict takes place, often one which produces something new.
1. ...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
2. 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。