1
a crucible for sth
此义指耐高温的器皿，多用于化学、冶金等场景。
A crucible for melting metals must withstand extremely high temperatures.
用于熔化金属的坩埚必须承受极高的温度。
坩埚
先理解核心含义，再看它在真实句子里的用法。
坩埚
a container made of material that can withstand very high temperatures, used in chemical reactions
A crucible for melting metals must withstand extremely high temperatures.
用于熔化金属的坩埚必须承受极高的温度。
用于高温加热化合物的杯状实验器皿
A cup-shaped piece of laboratory equipment used to contain chemical compounds when heating them to very high temperatures.
一种不易熔化的材料制成的容器,用于高温化学反应
a vessel made of material that does not melt easily; used for high temperature chemical reactions
熔化金属的耐热容器,通常500°C以上,常用石墨加黏土制成
A heat-resistant container in which metals are melted, usually at temperatures above 500°C, commonly made of graphite with clay as a binder.
高炉底部最热的部位；炉缸
The bottom and hottest part of a blast furnace; the hearth.
The students used a crucible to melt the salt and observe the crystals.
学生们用坩埚熔化盐，并观察晶体。
The molten metal was poured from the crucible into a mold.
熔化的金属从坩埚中倒入模具。
She cleaned the crucible after the experiment and stored it in the cabinet.
实验结束后，她清洗了坩埚，并把它存放在柜子里。
此义指耐高温的器皿，多用于化学、冶金等场景。
A crucible for melting metals must withstand extremely high temperatures.
用于熔化金属的坩埚必须承受极高的温度。
这是比喻义，表示“某事物的严峻考验”，常作主语或宾语。
The crucible of war tested the soldiers' courage.
战争的严峻考验检验了士兵们的勇气。
常与 be forged、be tested、be refined 等动词搭配，表示“在……中经受磨炼”。
Their friendship was forged in the crucible of shared hardship.
他们的友谊在共患难的严峻考验中铸成。
Not this
The decision was crucible for the whole project.
Use this
The decision was crucial for the whole project.
crucible 是名词，表示“坩埚”或“严峻考验”，不能用作表语形容词。这里需要形容词 crucial（至关重要的），因此应把 crucible 改为 crucial。
Not this
We heated the sample in crucible until it melted.
Use this
We heated the sample in a crucible until it melted.
crucible 是可数名词，单数可数名词前必须加限定词（如 a/the）。这里表示“一个坩埚”，应说 in a crucible，不能裸用单数。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
战争的严峻考验；战火的洗礼
Their courage was forged in the crucible of war.
他们的勇气是在战争的严峻考验中锤炼出来的。
石墨坩埚
The sample was heated in a graphite crucible at 1200°C.
样品在石墨坩埚中于1200°C下加热。
坩埚钳
Always use crucible tongs when handling a hot crucible.
处理热坩埚时一定要使用坩埚钳。
坩埚钢
Crucible steel was prized for making sharp, durable blades.
坩埚钢因能制造锋利耐用的刀片而备受珍视。
在……的严酷考验中锤炼而成
His character was forged in the crucible of adversity.
他的性格是在逆境的严酷考验中锤炼出来的。
舆论的严峻考验
The new policy will face the crucible of public opinion before it is finalized.
这项新政策在定稿之前将面临舆论的严峻考验。
战争的严酷考验
Their bond was formed in the crucible of war.
他们的情谊是在战争的严酷考验中建立的。
阿瑟·米勒的经典话剧《萨勒姆的女巫》（又译《坩埚》），剧名以“坩埚”比喻严酷的考验，借1692年萨勒姆女巫审判案影射1950年代美国的麦卡锡主义。
The Crucible is often read in American high schools as a cautionary tale about mass hysteria.
《萨勒姆的女巫》常被美国高中选作读物，作为关于群体性歇斯底里的警示故事。
Use crucible naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 crucial：坩埚(crucible)是高温熔炼的关键容器，也指严酷考验。
语域：neutral 常见场景：chemistry laboratory、metal foundry 作“坩埚”讲时属于中性技术用语，通常出现在化学实验室、冶金或铸造等专业场景，日常口语中很少用到。
possible、responsible、accessible、sensible、invincible 都以非重读的 /səbəl/ 结尾，与 crucible（/ˈkrusəbəl/）词尾读音相同；其中 invincible 还和 crucible 一样写成 -cible。不过它们重音位置不同，所以不押韵。credible 是形近词：虽然也以 -ible 结尾，但词尾读 /dəbəl/，不是 /səbəl/。
Dictionary facts from ECDICT, WIKTIONARY.