核心词议：
n. 十五；十五个；十五人组成的橄榄球队
adj. 十五的
num. 十五
fifteen 基本解释
n. 十五；十五个人组成的橄榄球队
速记方法
速记技巧 采编自网络 fif-反复；teen-听记忆方法：每晚睡觉前他反复听15次录音带
知识扩展
重要短语
fifteen minutes15分钟
fifteen 变化形式
复数： fifteens
中文词源： fifteen
精选例句
1、 It takes sunscreen about fifteen minutes to start working, and that’s plenty of time for your skin to absorb a day’s worth of Vitamin D.
防晒霜大约需要15分钟才能开始起作用，这段时间足够皮肤吸收一天所需的维生素D。[机器自动翻译，如有错误，感谢纠错]
2、 The talks began some fifteen minutes late.
商谈迟了约十五分钟才开始。
1、 When I asked Rosanne Haggerty, founder of Common Ground, which currently operates 2 310 units of supportive housing (with 552 more under construction), what had been her biggest surprise in this work, she replied : “Fifteen years ago, I would not have believed that people who had been so broken and stuck in homelessness could thrive to the degree that they do in our buildings.
Common Ground的创始人罗珊娜·哈格蒂目前经营着2310套保障性住房(还有552套正在建设中)，当我问她在这项工作中最大的惊喜是什么时，她回答说:“15年前，我不会相信那些如此破碎、无家可归的人能在我们的建筑中茁壮成长。
常见考点例句：
- Policeman : he 's been here for fifteen hours !
- 警察乙：他在这里呆了十五个小时！
- Both names are made of fifteen letters .
- 他们的名字都由十五个字母组成。
- His work has been translated into fifteen languages .
- 他的作品曾被翻译为十五种语言。
- I hadn 't walked across our old farm in fifteen years .
- 我已经有十五年没有走过我们的农场了。
- That fifteen minutes is key , says duhigg .
- 都黑格说，这十五分钟是关键。
