Cách sử dụng
The word "cost" refers to the amount of money or time required to obtain or achieve something. It is often used in discussions about buying goods or services or when making decisions about expenses. For example, if you are buying a new car, you would consider the cost of the car itself, as well as the cost of maintenance and fuel over time. In everyday conversation, you might also use the word "cost" to refer to the personal sacrifice or effort required to achieve a goal. For instance, you might say that pursuing a career as an astronaut comes with a cost of years of training and dedication.