Cách sử dụng
The expression "crash out" means to fall asleep very quickly and heavily. It is often used in informal situations, such as talking about a party or a night out where someone becomes so tired that they fall asleep immediately upon returning home. It can also refer to someone who is exhausted and falls asleep suddenly and unexpectedly in a public place or during a lecture. When using the expression "crash out," it's important to remember that it is quite informal, and should be used in casual conversations with friends or family rather than in professional or academic settings.