Cách sử dụng
The expression "mind your Ps and Qs" means to be careful and pay attention to your behavior, especially your manners and etiquette. It's often used as a gentle reminder to someone to be careful about their words or actions. For example, if someone is being loud or rude in public, you might say "mind your Ps and Qs" to remind them to be more polite and considerate of others.