1.speed n.速度
Speed is the essential ingredient of all athletics.
速度是所有田径运动项目的关键要素 。
2.permission n. 许可
They cannot leave the country without permission.
他们不能擅自离开该国家 。
3.violation n.违反
Refugee workers said such action was a violation of medical ethics.
难民工作者说那种行为是对医德的亵渎 。
4.generation n.一代
She is a first generation American.
她是第一代美国移民 。
5.A group of young people are dancing in public in Afghanistan's capital, Kabul.
A group of 一组;一群
Suddenly the door opened and a group of children burst in.
门突然打开,闯进了一群孩子 。
I came across a group of children playing.
我碰到一群正在玩耍的小孩 。
6. group of young people are dancing in public in Afghanistan's capital, Kabul.
in public 公开的
Campbell dressed them down in public.
坎贝尔当众训斥了他们 。
He's vowed never ever to talk about anything personal in public, ever again.
他已发誓再也不当众谈论任何个人的事情,永远不 。