rack noun
ADJ. display, storage | cooling, drying | letter, luggage, magazine, plate, spice, toast, vegetable, wine, etc. | roof We fixed the canoe onto the car's roof rack.
VERB + RACK hang sth on, put sth on/onto/in/into, stack sth in/on, store sth in/on The wine is stored in special racks.
RACK + VERB contain sth, hold sth The racks along the wall held most of the costumes.
PREP. in a/the ~ He replaced the CD in the rack. | on a/the ~ Spread the flowers out to dry on a rack. | ~ for a rack for storing apples | ~ of racks of magazines
You can also check other dicts: rack (English, 中文解释 ), wordnet sense, Collins Definition