Cách sử dụng
The expression "inch by inch" means to make progress slowly, little by little or step by step. It is often used when describing a difficult or challenging task that requires a lot of effort and patience. For example, if you are trying to learn a new language, you might say "I am making progress inch by inch." It can also be used to describe a physical act of closely examining something, like when a detective investigates a crime scene "inch by inch."