bubble wrap

noun
🔊/ˈbʌbl ræp/
🔊/ˈbʌbl ræp/
(North American English BubbleWrap™)
[uncountable]
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  1. a sheet of plastic which has lots of small raised parts filled with air, used for protecting things that are being carried or sent by post气泡膜包装;泡塑包装;气泡垫