太空船使得科学家可以研究太阳系中一些不为人知的角落。
The spacecraft will enable scientists to study some dark corners of the solar system.
通过查找某一年年轮中的元素,科学家可以知道那一年空气中的元素是什么。
By looking up the elements in the rings for a given year, scientists can tell what elements were in the air that year.
在一些案例中,科学家可以看到复杂的食肉植物是如何从简单的植物进化而来的。
In several cases, scientists can see how complex carnivorous plants evolved from simpler ones.
And once he did that, both he and many other scientists, could then, once they understood what caused the fluorescence, make little changes to the actual protein, and tune what the properties of that fluorescent protein were.
而且一旦他做成了这个,一旦他们弄清楚了是什么导致萤光,他和其它很多科学家,就可以对蛋白质做微小的改变,调节蛋白质的荧光性质。
So if you have a bad heart, then a scientist can take like, cells from your leg,
所以,如果你心脏不好,科学家就可以从你的腿上提取干细胞,
A group of scientists, mainly in Boston found, importantly, that they could cultivate the polio virus, the disease causing polio virus; they could cultivate it in cell culture.
在波士顿有一队科学家有了重大发现,他们可以培养脊髓灰质炎病毒,也是就引发小儿麻痹症的病毒,他们可以通过细胞培养来孵育这种病毒
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