Cách sử dụng
The expression "from top to bottom" means to cover the entire range or extent of something, starting from the highest point or part and ending at the lowest point or part. It is often used to describe a thorough or comprehensive examination or cleaning of a place or object. For example, to clean a room from top to bottom means to start with the ceiling and work your way down to the floor, making sure everything is cleaned and organized along the way. This phrase can also be used figuratively to describe a complete analysis of a topic or a person's behavior, such as examining a company's operations from top to bottom to identify areas for improvement.