Cách sử dụng
The expression "point up" means to lift the finger or an object in an upward direction, usually to indicate something. For example, if you want to show someone the direction of something, you can point up towards the sky while explaining it. Similarly, in a conversation, if you want to emphasize a particular point, you can use this expression to indicate it and draw attention to it. "Point up" is typically used in casual conversation or when giving instructions.