Cách sử dụng
The expression "hard luck/lines" is used to show sympathy for someone when they have had a difficult or unlucky experience. For example, if a friend fails an exam, you might say "hard luck" or "hard lines" to show that you understand how they feel and you're sorry for what happened. It's a way of acknowledging someone's bad luck or misfortune, and showing them that you care. The expression is commonly used in everyday conversation and is a polite way of expressing empathy towards someone.