As any high-school chemist knows, lithium and sodium are chemically similar.

任何一个高中的化学家都知道，锂和钠的化学性质很相似。

In fact, the flavorings could be chemically identical.

事实香精的化学性质都一样的。

Epigenetics is the study of how your environment can chemically modify your genes.

表遗传学一门研究环境如何通过化学的方式改变基因的学科。

Our atmosphere would flip, chemically speaking, from a heavy concentration of oxygen to CO2.

从化学角度来说，我们的大气层会从高浓度的氧气变成二氧化碳。

They collected the trapped flies and then chemically analyzed their eggs.

他们将捕获的苍蝇收集起来，后用化学方法分析蝇卵。

The hunt is therefore on for a non-toxic, non-controversial, chemically stable red.

因此人们正在寻找一种无毒、无争议且化学性稳定的红色。

The salivary protein can be chemically synthesized; stored as a powder; and dissolved in water.

唾液蛋白质可以化学合成；以粉末形式储存；并溶于水。

And that's because alcohols chemically attack molecules that are fundamental to all cells.

这因为酒精通过化学方式攻击对所有细胞都很重要的分子。

Really a very different environment, chemically, biologically, ecologically.

真的一个非常不同的环境，无论在化学，生物，在生态。

In other words, a chemically deactivated one.

换句话说，化学手段导致其失效。

Thousands of years of co-evolution may even have bonded us chemically.

数千年的共同进化甚至可能在化学把我们联系在一起。

" It's the first time we can actually chemically confirm it."

“这我们第一次真正能从化学确认它。”

True, it's chemically inert and would allow more light to pass through.

没错，其具有化学惰性能让更多光穿过。

Half a dozen start-ups are working on technology to chemically recycle these fibers.

数家创业公司正在研发新技术，用化学方式回收这类纤维。

To remedy the situation, the water must be chemically treated.

【remedy】为了改善这种情况，水必须进行化学处理。

The beads are not chemically harmful.

这些珠子没有化学危害。

That's because, chemically speaking, a dead battery is actually not that different from a fresh one.

这因为从化学角度来讲，一块用完的电池实际和一块新的区别不大。

And then maybe we could synthesize it, you know, chemically, from first principles.

后，也许我们可以用化学方法，从基本原理出发，合成它。

Well, it means to take something in, either physically or even you can chemically absorb things.

嗯，这意味着吸收某物，无论物理化学都可以吸收。

In some of these dimensions you are chemically and even electrically a reality, in others electro-magnetically.

在这些维度的某一些之中，你化学、甚至电性的一个实相，在其它一些维度中，则电磁的实相。