Right now autonomous and self-sustained evolution is a mere dream for biochemists.

Biochemists squeeze self-evolving molecules into tiny plastic test tubes.

生物化学家把自行演变的分子硬塞进微小的塑料试管.

Biochemists use kinetics to study rates of enzyme-catalyzed reactions.

生物化学家们应用动力学研究酶催化反应的速率.

Quite unexpectedly, vertebrate physiologists and microbial biochemists had found a common ground.

出乎意外, 脊椎动物生理学家和微生物生化学家找到了共同阵地.

The dancers are birds of passage. Every year they go on a world tour.

这些舞蹈演员飘泊不定, 每年他们都随团在世界各地巡回演出.

Woodcocks are birds of passage, here today and gone tomorrow.

山鹬是一种候鸟, 今天在这里,明天在那里.

Mohammed Dawwas says the bombings have taken a toll on the people of Gaza.

达瓦斯说,以色列的轰炸给加沙人带来损失.

Newspaper headlines echo the gloom with reports of bombings and shoot-outs.

新闻头条上有关轰炸和枪战的报导也加重了这阴郁的气氛.

The shootings and bombings were "a scandal and reproach to all of us in Europe".

这些枪杀和轰炸事件是“我们所有欧洲人的丑闻和耻辱”。

The stunning photographs were taken by marine biologists at Plymouth University.

这些让人目瞪口呆的照片是由普利茅斯大学海底生物学家拍摄的.

But synthetic biologists themselves are aware of the risks.

然而合成生物学家们已经意识到了这些风险.

Molecular biologists, however, reckoned 5 m years a better estimate.

然而分子生物学家则认为500万年前比较确切.

Biologists are looking into the structure of the molecules that comprise our genes.

生物学家正在寻找构成我们基因的那些分子的结构.

Some biologists have suggested the " founders theory " as a solution to the puzzle.

有些物理学家已提出所谓 “ 定居者理论 ” 作为对这个疑谜的解说.

For these reasons, many evolutionary biologists and paleontologists wonder if there is more to the story.

正因为这个缘故, 不少拥护进化论的生物学家和古生物学家怀疑其中是否另有文章.

Now, molecular biologists have a technique that permits them to put together genes from different organisms.

目前, 分子生物学家已有一种技术使他们能把来自不同有机体的基因联在一起.

Biologists now wonder how many traits of living and fossil organisms have evolved in this way.

生物学家目前正在捉摸,在现有生物和过去生物的各种特征中有多少特征是由上面所说的这种方式演变而来的.

These days, molecular biologists are anything but smug.

现在, 分子生物学家们是无论如何也不安于现状了.

This word added zest to a new group of biologists.

这一词使一大批生物界后起之秀兴趣倍增.

No longer can biologists be content simply to study morphology.

生物学家不再满足于简单地研究形态学.

This is one form of a process that biologists call genetic drift.

这是生物学家称之为遗传偏移的一种方式.