daa2 hoi1打開打开
Jyutpingdaa2 hoi1
Yaledá hōi
Definition
To open or unfold; to expand something that can be opened and closed.
colloquialdaily actions
How it's used
Use this verb for physical objects that have a clear opening or unfolding mechanism, such as doors, windows, or packages. It implies the transition from a closed or folded state to an expanded one. When referring to electronic devices or software, it is also the standard term for launching an application.
Examples
He was very happy when he opened the gift.
Related words
Common phrases
to open the refrigerator
to turn on or open the computer
Common mistake
Avoid using this for turning on electrical appliances like lights or fans, where 開 is sufficient on its own. Using 打開 for turning on a light sounds like you are physically dismantling the light fixture.
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- QuestionsFrom yes or no questions to asking who, what, where, and when. The patterns you need to ask questions naturally in Cantonese.
- ClassifiersCantonese puts a classifier between a number and a noun, and a bare classifier on its own can mean the. Learn the common ones and how to use them.
- ComparisonsHow to say bigger than, the most, the same as, and not as good as. Cantonese uses 過 where Mandarin uses 比, and that catches a lot of learners out.



