稀有

Understanding these rare molecules will help chemists to find out what is achievable.

了解这些稀有分子能帮助化学家找到可实现的目标。

Collectors will pay $50,000 to $1 million for a rare specimen.

收藏家们会花5万到100万美元去购入一份稀有标本。

It's impossible to put a price on such a rare painting.

对这一幅稀有的画不可能作价.

In course of sinking the well-shaft they came upon a deposit of a very rare mineral.

他们在凿井的过程中,发现了一处稀有矿物矿床.

Their price depended almost entirely on their scarcity.

它们的价格几乎完全取决于它们的稀有程度。

She collects rare plants.

她收集稀有植物。

And some like to collect stamps because they are beautiful or rare.

还有些人是因为它们漂亮或稀有而喜欢收集邮票.

These large populations facilitate the detection of rare mutational or recombinational events.

这样的大群体有利于检出稀有的突变或重组子.

This rare event is probably a case of reversion to the longlost, abriginal instinct of nidification.

这稀有的事实, 也许是它们久已失去的造巢育雏的本能之重现.

One of Tony's hobbies was collecting rare birds.

托尼的业余爱好之一是搜集稀有鸟类。

There was also an aviary full of rare birds.

那里面还有装满稀有鸟类的鸟舍.

It was a real prize due to its rarity and good condition.

因为稀有并且品相完好，它价值连城。

a rare species of beetle

一种稀有甲虫

The young minstrel had a rare, rich voice.

这个青年歌手有一幅稀有的嘹亮嗓音.

In much of the western half of the country, water is a scarce commodity.

在西部的许多州中，水是稀有的商品。