Word · CEFR A2 · Frequency #1958
knock
敲击声；敲门声
An abrupt rapping sound, especially one made on a door, or the sound of knocking in an engine or bearing.
- 1.
An abrupt rapping sound, as from an impact of a hard object against wood.
突然的敲击声,如硬物撞击木头的声音。
- 2.
the sound of knocking (as on a door or in an engine or bearing)
敲击声
- 3.
A sharp impact.
猛烈的撞击。
- 4.
negative criticism
负面批评
- 5.
Preignition, a type of abnormal combustion occurring in spark ignition engines caused by self-ignition; also, the characteristic knocking sound associated with it.
爆震,一种在火花点火发动机中因自燃引起的异常燃烧；也指与之相关的特有敲击声。
- 6.
a vigorous blow
猛击
- 7.
A ball hit into play, especially one that becomes a hit.
击出的球,尤其是成为安打的球。
- 8.
Synonym of hunger knock.
饥饿敲击的同义词。
猛击；重击；批评；抨击；爆震；敲缸；安打；击打球；饥饿感；饿得难受
In use
I heard a loud knock on the door at midnight.
The film took several knocks from reviewers for its weak plot.
He gave the metal pipe a sharp knock with a hammer.
the knocking grew louder
the sudden knock floored him
Connections
Collocations
- knock at the door
- 敲门声
- I heard a knock at the door.我听到了敲门声。
- loud knock
- 响亮的敲击声
- A loud knock echoed through the hallway.响亮的敲击声在走廊里回荡。
- sharp knock
- 尖锐的敲门声
- A sharp knock on the door made her jump.尖锐的敲门声让她吓了一跳。
- take a knock
- 遭受打击
- The company took a knock after the scandal.丑闻之后，公司遭受了打击。
- heavy knock
- 沉重的打击
- He received a heavy knock to his pride.他的自尊心受到了沉重打击。
- take the knocks
- 经受批评
Learner notes
Memory Tip
knock的k不发音，想象敲门时'咚咚'声，拼写knock
Context & Register
通常用于敲门，中性偏礼貌。
Pronunciation & Spelling
All listed words rhyme with 'knock' (pronounced /nɒk/). Note that 'knock' has a silent 'k', so its pronunciation is /nɒk/.
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 3，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 DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.