单词	cardinal
释义	noun | adjective cardinalcardinal1 /ˈkɑrdn-əl, -nəl/ noun [countable] Etymology ETYMOLOGYcardinal1 Origin: 1100-1200 Medieval Latin cardinalis, from Late Latin ( ➔ CARDINAL2); (2) from the color of a cardinal's clothing 1 a priest of very high rank in the Catholic Church2science a North American bird, the male of which is a bright red color3math a cardinal number noun | adjective cardinalcardinal2 adjective [only before noun] Etymology ETYMOLOGYcardinal2 Origin: 1200-1300 Old French Late Latin cardinalis, from Latin cardo hinge (= part that fastens something so that it can still move) Collocations COLLOCATIONS► cardinal rules  Having clean hands is one of the cardinal rules of food preparation. very important or basic:  Having clean hands is one of the cardinal rules of food preparation.
随便看	natural number natural philosophy natural resource natural right natural science natural selection nature Nature Conservancy, the nature reserve nature trail naturism naturist naturopath naturopathic naturopathy Naugahyde naught naughtily naughtiness naughty Nauru nausea nauseate nauseated nauseating

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