nineteenthnum.
英 'naɪn'tiːnθ | 美 'naɪn'tinθ
中文num. 第十九；十九分之一
词根词源
nineteenth (adj.)late 14c., nyntenthe; from nineteen + -th (1); a replacement or modification of nigonteoþa, from Old English nigon-teoða. Nineteenth hole "bar-room in a golf clubhouse" is attested from 1901.
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