jat1 jat6 cin1 lei5一日千里
Jyutpingjat1 jat6 cin1 lei5
Yaleyāt yaht chīn léih
Definition
To advance or improve at a high speed.
neutraldescriptions
How it's used
This idiom is frequently used to describe fields that are evolving rapidly, such as technology, medicine, or personal skill acquisition. It carries a positive connotation of impressive growth or improvement. While it is a four character idiom, it is perfectly acceptable to use in casual conversation when you want to emphasize how quickly something is changing.
Examples
He is learning Cantonese, and his progress is truly rapid.
Technology is advancing by leaps and bounds, can you keep up?
Related words
Common phrases
technological development is advancing by leaps and bounds
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- Directional complementsThe small words added after a verb to show direction of movement, like up, down, out, in, and back. Common in everyday Cantonese.
- DemonstrativesThis and that with 呢 and 嗰, the personal pronouns, and how 哋 turns I, you, and he into we, you all, and they.
- Resultative complementsSticking a result word onto a verb to show how it turned out, like eat until full or look and find. A productive everyday pattern.



