Cách sử dụng
"Cool your heels" is an expression that means to wait patiently or to calm down. It is often used when someone is feeling anxious or impatient and needs to relax. For example, if you are waiting for a friend who is running late, someone might tell you to "cool your heels" and be patient. Similarly, if someone is getting upset during an argument, someone might tell them to "cool their heels" and try to calm down before continuing the conversation.