1
be a cracking + noun
非正式用法，表示极好。
It was a cracking match.
那是一场精彩的比赛。
爆裂声；噼啪声
先理解核心含义，再看它在真实句子里的用法。
爆裂声；噼啪声
a sudden sharp noise, or the act of producing such a sound
It was a cracking match.
那是一场精彩的比赛。
裂解；热裂
The thermal decomposition of a substance, especially that of crude petroleum in order to produce petrol / gasoline.
突然的尖锐声
a sudden sharp noise
表面形成裂纹。
The formation of cracks on a surface.
破裂某物的动作
the act of cracking something
The sudden cracking of the ice under his feet made him jump back.
脚下冰层突然的碎裂声让他向后跳开。
AI contextual example
Careful cracking of the walnut shell with a nutcracker yields whole kernels.
用胡桃夹子小心地夹开核桃壳可以得到完整的果仁。
AI contextual example
Thermal cracking is a key process in petroleum refining to produce lighter hydrocarbons.
热裂化是石油炼制中生产轻质碳氢化合物的关键过程。
AI contextual example
he heard the cracking of the ice
他听见冰裂开的声音。
WordNet
非正式用法，表示极好。
It was a cracking match.
那是一场精彩的比赛。
非正式用法，相当于very。
The food was cracking good.
食物非常好吃。
多用于化学或石油领域。
The cracking of crude oil produces gasoline.
原油裂解产生汽油。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
热裂解；热裂化
Thermal cracking breaks large hydrocarbons into smaller molecules.
热裂解将大分子碳氢化合物分解成较小的分子。
催化裂化
Catalytic cracking is widely used in modern oil refineries.
催化裂化在现代炼油厂中被广泛使用。
应力开裂
Stress cracking often occurs in plastics under constant pressure.
塑料在持续压力下常发生应力开裂。
爆裂声；噼啪声
A cracking sound came from the ice.
冰面传来一声爆裂声。
裂化装置
The cracking unit must be maintained regularly.
裂化装置必须定期维护。
裂纹图样；开裂形态
The cracking pattern on the old wall showed signs of stress.
旧墙上的裂纹形态显示出受力迹象。
赶紧开始；马上动手
We'd better get cracking if we want to finish on time.
如果我们想按时完成，最好马上开始干。
以极快的速度
The company is expanding at a cracking pace.
这家公司正在以极快的速度扩张。
非常好的；极棒的
That was a cracking good film we saw last night.
我们昨晚看的那部电影非常好。
Use cracking naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
crack（爆裂声）加-ing变名词：先想到‘咔’一声裂开，再记石油高温‘裂化’也是同一个词。
语域：mixed 常见场景：petroleum refining and chemical engineering、material surface inspection、everyday descriptions of sharp sounds cracking 作名词时，语域随词义而变化：在炼油、化工领域指“裂化/裂解”，通常用于正式或技术性场合；在日常描述“爆裂声”或“表面开裂”时，多用于一般口语或日常书面表达。建议根据上下文选择对应译法。
作为名词，表示‘破裂声’时通常可数，表示‘裂解过程’时不可数。常与介词of连用。
Dictionary facts from ECDICT, WIKTIONARY.