Cách sử dụng
The word 'lightweight' is used to describe something that is not heavy, or is easy to carry. It can also be used to describe someone who is not very strong or powerful. For example, a backpack made of a lighter material is considered to be lightweight, making it easy to carry. A person who is not very strong or powerful may be described as a lightweight in a sport or competition. So, when referring to something that is not heavy, or someone who is not strong, you can use the word 'lightweight'.