Word · Frequency #11674
cracking
爆裂声；噼啪声
a sudden sharp noise, or the act of producing such a sound
- 1.
The thermal decomposition of a substance, especially that of crude petroleum in order to produce petrol / gasoline.
裂解；热裂
- 2.
a sudden sharp noise
突然的尖锐声
- 3.
The formation of cracks on a surface.
表面形成裂纹。
- 4.
the act of cracking something
破裂某物的动作
- 5.
The production of a crack sound.
爆裂声；噼啪声
- 6.
the process whereby heavy molecules of naphtha or petroleum are broken down into hydrocarbons of lower molecular weight (especially in the oil-refining process)
重质石脑油或石油分解成低分子量烃的过程(尤其在炼油过程中)
开裂；破裂；裂化；热裂解；裂解；热裂；突然的尖锐声；表面形成裂纹。
In use
The sudden cracking of the ice under his feet made him jump back.
Careful cracking of the walnut shell with a nutcracker yields whole kernels.
Thermal cracking is a key process in petroleum refining to produce lighter hydrocarbons.
he heard the cracking of the ice
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。
cracking + adj.
非正式用法，相当于very。
The food was cracking good.
食物非常好吃。
cracking of + noun
Connections
Collocations
- thermal cracking
- 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。
- catalytic cracking
- 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。
- stress cracking
- 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。
- cracking sound
- 爆裂声；噼啪声
- A cracking sound came from the ice.冰面传来一声爆裂声。
- cracking unit
- 裂化装置
- The cracking unit must be maintained regularly.裂化装置必须定期维护。
- cracking pattern
Learner notes
Memory Tip
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。
Context & Register
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。
Grammar Note
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。
Pronunciation & Spelling
以上六个词都与 cracking 押韵：重读元音 /æ/ 加上结尾 /kɪŋ/（拼写为 -cking）。注意形近但读音不同的词：crackling /ˈkræklɪŋ/、cranking /ˈkræŋkɪŋ/、caking /ˈkeɪkɪŋ/ 虽然拼写与 cracking 相近，但不押韵。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.