Cách sử dụng
The word 'solid' can be used in different contexts. One example is when something is firm and hard, like a rock or a desk, we can say it is solid. We can also use the word to describe something that is dependable or trustworthy, like a friend who is always there for you. In chemistry, 'solid' refers to a substance that has a fixed shape and volume, like a piece of ice. Overall, 'solid' is a versatile word that can be used to describe something that is firm, dependable, or has a fixed shape and volume.