0 the bags, suitcases, etc. that contain your possessions and that you take with you when you are travelling -- 行李箱,行李
We dropped our luggage off at the hotel and went sightseeing.
He didn't look like the sort of man you should entrust your luggage to.
Items such as luggage, furniture and equipment are generally described as 'noncount' nouns, and are used as being grammatically singular.
Firstly, navigation was sometimes interrupted by natural obstacles and luggage and goods had to be hauled overland.
This is aimed at automating the task of scanning luggage and cargo for aircraft and ships.