🔑fif·teenBrE/ˌfɪfˈtiːn/NAmE/ˌfɪfˈtiːn/🔑number15十五nounateamofRugby Unionplayers十五人制橄榄球队；联合会橄榄球队◆He'sinthefirstfifteen. 他是联合会橄榄球队首发队员。▸fif·teenth🔑BrE/ˌfɪfˈtiːnθ/NAmE/ˌfɪfˈtiːnθ/ordinal number, nounHELP There are examples of how to use ordinal numbers at the entry for fifth.序数词用法示例见 fifth 条。