Jiffy bag
noun[C]
trademarkuk/ˈdʒɪf.i ˌbæɡ/us/ˈdʒɪf.i ˌbæɡ/abrandnamefor athickenvelopeforprotectingobjectsthat areeasilydamagedwhen they aresentbypost
（用于邮寄易损物品的）厚层信封Communications - the postal system
- addy
- care ofidiom
- collection box
- consignee
- delivery
- direct mail
- first class
- letterbox
- mail slot
- mailbag
- pigeonhole
- postage
- postbox
- postmark
- self-addressed
- shipping and handling
- stamp
- window
- zip code