Cách sử dụng
The word 'undisclosed' means something that has not been revealed or made known to others. It is usually used when someone intentionally keeps information secret or hidden, such as a company not disclosing its financial information to the public or a person not revealing their identity or location. It is important to use this word when you want to emphasize that something is hidden or not known by others, but it is also important to make sure that you use it in the right context.