luggage释义：
n. 行李皮箱
例句：
My luggage is empty.
我的行李箱是空的。
He couldn't let go of his experience luggage from the past.
他放不下自己过去的经验包袱。
I have to pack my luggage before we leave for the station.
在我们离开去车站之前我要先打包下我的行李
词组：
hand luggage手提行李
carry-on luggage随身携带的行李
luggage rack行李架
luggage词源
luggage 行李
词根词源是 age 表示物品
lug 拖拉+age 物品，即需要拖运的物品，即luggage 行李。
