Women are still something of a rarity in senior positions in business.

在商界位居高职的妇女仍然十分罕见。

《牛津词典》

Flowering plants were making their first appearance, but were still a rarity.

有花植物初现，但是依然少见。

《柯林斯英汉双解大词典》

A red topaz is a rarity.

红色的黄晶那就更加稀有了。

youdao

What a rarity: a big-think policy entrepreneur who knows how to get things done in government.

FORBES: Magazine Article

There's even a laptop-style trackpad supporting multitouch gestures -- a rarity on products like this.

ENGADGET

There was also already a distributor in place, a rarity these days for any independent project.

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