单词	upcharge
释义	upchargeup‧charge /ˈʌptʃɑːdʒ $ -ɑːr-/ noun [countable] American English money that a customer pays for an extra feature or service:  You have to pay a $3 upcharge to watch a movie in 3D.
随便看	gradation grade grade crossing graded grade inflation Grade, Lew grade point average -grader grade school Gradgrind, Mr gradient grad school gradual gradually graduate graduated graduate school graduation Graeco- graffiti graft Graham, Billy Grahame, Kenneth Graham, Martha Grail

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