| 词汇 | substitution |
| 词根词缀 | 词源： 1390, from M.Fr. substitution, from L.L. substitutionem (nom. substitutio) "a putting in place of another," from L. substitutus, pp. of substituere "put in place of another, place under or next to," from sub "under" + statuere "set up." Substitute (v.) is first recorded 1532 in transitive sense, 1888 as intransitive. The noun is first attested c.1400; sports sense is from 1849. |
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