1. airfare   foreign currency, foreign exchange   taxi stand   aisle seat   airfare   Hint Half-n-half Clue   2. 来回票，双程票   airfare   flight number   information desk   return ticket, round-trip ticket   Half-n-half Clue   3. 行李暂存箱   one-way ticket   toilet   international   luggage locker   Half-n-half Clue   4. 航班号   luggage trolley   visa   one-way ticket   flight number   Half-n-half Clue   5. 行李，行李   one-way ticket   toilet   baggage, luggage   airline   Half-n-half Clue   6. 乘客   foreign currency, foreign exchange   information desk   passenger   seat belt   Half-n-half Clue   7. 确认   information desk   ticket   confirmation   taxi stand   Half-n-half Clue