They are far from alone. A generation ago, home-schooling was rare and, in many states, illegal.

在上一代，家庭教学并不常见，甚至在很多州还不合法。

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First-generation college-educated white women may join their black counterparts in a new kind of middle class, where marriage is increasingly rare.

第一代接受大学教育的白人女性可能加入他们黑人同伴，形成一种新型的中产阶级，在这里，结婚变得越加罕见。

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Many rare animals facing extinction. So to protect our only earth, protect our homeland, is our this generation of youth's responsibility.

所以保护我们唯一的地球，保护我们的家园，是我们这一代青少年的责任。

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The music has that deceptively dashed-off quality that is characteristic of younger-than-Neil hip-hop performers, punk-inspired rockers and the rare musicians of Neil Young's generation who haven't settled into complacent craftsmanship.

NPR: Neil Young Faces A 'Fork In The Road'

At the forefront of the transformation was Enrique Morente (b 1942), referred to by one Madrid paper as "the last bohemian", and a cult figure who enjoys rare popularity among both purists and the new generation of flamenco aficionados.

BBC: I came here to learn flamenco

The rare joint appearance underlines what observers say is a planned third generation of dynastic rule.

BBC: North Korea leader Kim Jong-il appears with Kim Jong-un