crucible
n. 坩埚;严酷的考验
复数 crucibles
例句
As it turned out, the primary was not such a crucible.
结果表明这次初选并非如此严峻。
Now, all we need to do is to melt the powder in a crucible.
现在我们要做的就是把粉末放在坩埚里融化。
To many in NATO, Afghanistan is a crucible for the alliance.
对于北约中的大多数成员国而言,阿富汗已经成为对他们忠诚的严峻考验。