Individual data items or records can be identified by a key or ordinal.
單個數(shù)據(jù)項或記錄可用關(guān)鍵字和順序號識別出來.
?? 牛津釋義
ordinal
adj
(of a number) showing order or position in a series (指數(shù)字)序數(shù)的. > ordinal n (also ,ordinal `number)
`First', `second' and `third' are ordinals. 第一、 第二、 第三都是序數(shù)詞. =>App 4 見附錄4. Cf 參看 cardinal1.