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。
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。
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。
But in most of the researches, hedging used in English news is seldom mentioned. The researches seeking to discover the deep generation mechanism of it are rare.
但大多数研究对于英语新闻中出现的模糊限制语现象较少提及，有关英语新闻中模糊限制语产生的深层机制的研究更不多见。
The research progress of the scintillators of new generation-the rare-earth scintillation crystals is reviewed.
本文综述新一代闪烁体—稀土闪烁晶体的进展，介绍其优异的性能以及在测井工作中的应用前景。
As Erica Gordon wrote on youth website Elite Daily: "it's rare for a woman of our generation to meet a man who treats her like a priority instead of an option."
正如艾丽卡·戈登在青年网站精英日报上写的那样：“对于我们这一代的女性来说，遇见一个把她放在首位而非看做一种选择的男人，太少见了。”
A novel generation rare earth citrate feed additive was prepared.
论述了柠檬酸稀土饲料添加剂的制备方法。
A novel generation rare earth citrate feed additive was prepared.
论述了柠檬酸稀土饲料添加剂的制备方法。
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