Cách sử dụng
The word 'clean' means to make something free from dirt, dust, bacteria, or any other unwanted substance. It can be used to describe the act of cleaning a room, washing clothes, or cleaning dishes. It can also be used to describe a person or their appearance, indicating that they are free from dirt or mess. The word 'clean' can be used in many contexts and is important for maintaining hygiene and cleanliness in our environment.