Cách sử dụng
The expression "sandwich A and B together" means putting A and B in between two slices of bread or other types of food. It is used as a metaphor to describe the action of placing two things together with something in between them. For example, you can "sandwich" two pieces of cheese with a slice of ham to make a ham and cheese sandwich. This expression can also be used in a non-food context. For instance, you can "sandwich" a piece of paper between two larger ones to keep it safe or "sandwich" a discussion with a compliment before and after to make the criticism more positive.