Upcharge
n. 附加费用，额外费用
🗣️ 情景例句
He bases his arguments on facts.
他的理论以事实为根据。
The Spring Festival lasts half a month until the Lantern Festival comes.
春节要持续半个月左右，直到无宵节来为止。
Certainly! What's wrong?
当然可以，怎么了？