fif·teen 
(fĭf-tēn)
(fĭf-tēn)n.
1. The cardinal number equal to 14 + 1.
2. The 15th in a set or sequence.
[Middle English fiftene, from Old English fīftēne; see penkwe in the Appendix of Indo-European roots.]
fif·teen adj. & pron.
| 单词 | fifteen |
| 释义 | fif·teen (fĭf-tēn)n. 1. The cardinal number equal to 14 + 1. 2. The 15th in a set or sequence. [Middle English fiftene, from Old English fīftēne; see penkwe in the Appendix of Indo-European roots.] fif·teen adj. & pron. |
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