Cách sử dụng
The phrase "narrow down" means to reduce a large number or variety of things to a smaller, more specific number or selection. It can be used in various situations such as selecting a specific item from a list, choosing among different options, or identifying the cause of a problem by eliminating potential causes. For example, you might narrow down your choices of ice cream flavors to just two before making a final decision, or narrow down the possible reasons why your computer isn't working until you find the real issue. Overall, 'narrow down' is a useful phrase to express the act of finding the best option out of many.