Cách sử dụng
"Stand by" means to be ready and available for something. It can be used in many situations like waiting for a phone call or text, preparing for an important event, or being in a position to help someone if needed. To use the expression, you can say things like "I'll stand by for your call" or "I'm standing by in case you need me." It's a helpful phrase to show that you're willing to help or be there for someone.