行李限额增量
baggage allowance───行李重量限额；免费携带行李；行李津贴
age allowance───年龄减免
age allowances───年龄减免
make allowance for───体谅，考虑到；为…留余地
mileage allowance───以里程计算的差旅费
mileage allowances───以里程计算的差旅费
baggage handler───行李员
baggage storage room───行李存放室
baggage storage rooms───行李存放室