Bubble Wrap
noun [ U ] trademark uk/ˈbʌb.əl ˌræp/ us/ˈbʌb.əl ˌræp/
（用于保护物品的）气泡垫塑料包装材料
a brand name for a sheet of plastic bubbles that is used for wrapping things in order to protect them, for example, when they are being sent or taken somewhere