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中考 高考 CET-4 CET-6 考研 TOEFL IELTS BNC: 2930 COCA: 2947

shelf

shelf /ˈʃɛlf/ noun
plural shelves /ˈʃɛlvz/
shelf
/ˈʃɛlf/
noun
plural shelves /ˈʃɛlvz/
Learner's definition of SHELF
[count]
: a flat board which is attached to a wall, frame, etc., and on which objects can be placed架子;搁板
see also bookshelf
geology : a flat area of rock, sand, etc., especially underwater(尤指水中)陆架,底岩,沙洲
see also continental shelf

off the shelf

: directly from a store without having to be specially made or ordered现货;现货供应

on the shelf

: in an inactive state : not active or being used被搁置的;被废弃的

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