✔ 最佳答案
一包換一包
Exchange one bag for one bag..
2014-12-21 04:28:56 補充:
意譯: quid pro quo
2014-12-21 04:30:52 補充:
Quid pro quo ("something for something in latin) means an exchange of goods or services, where one transfer is contingent upon the other.
2014-12-21 04:32:04 補充:
English speakers often use the term to mean "a favour for a favour"; phrases with similar meaning include: "give and take", "tit for tat", and "you scratch my back, and I'll scratch yours."