他们都在化学实验室里。
第一次在化学实验室上课时，我惊讶地发现学生们都“全副武装”了起来。
The first time I took a class in the chemistry lab, I was surprised to find that students were fully "armed".
爱迪生十岁时，就已经开始做化学实验了。
By the time he was ten, Edison was already doing his experiments in chemistry.
我们对化学实验的结果是满意的。
We were satisfied with the result of the chemical experiment.
喜欢读书？讨厌化学实验？考虑下英语专业吧。
Love to read books? Hate to do chemistry experiments? You could be an English-major in the making.
这次化学实验是令人满意的。
做化学实验时，指示剂是必不可少的。
Indicators are indispensable for doing chemical experiments.
心不在焉地做化学实验会导致重大事故。
Absence of mind in chemical experiments may cause a serious accident.
我们经常做化学实验吗？
我们正在做化学实验。
化学实验在化学教学中起着非常重要的作用。
The chemical experiment plays a very important role in chemical teaching.
这个结果激起了许多年的关于生命起源以前的化学实验。
This results initiated many years of prebiotic chemistry experiments.
她喜欢做化学实验。
在侏儒的家中，他们发现了一些化学实验装置。
At the midget's home, they discover several chemistry experiments.
原子的理论在很大程度上是由化学实验来证实的。
The theory of atoms was substantiated to a large extent by experiments in chemistry.
我想知道你为什么每一个化学实验都做得这么好。
I wonder why you've done so well in every chemical experiment.
它曾经被那些实验科学家使用，做些生物和化学实验或诸如此类的事。
So, it used to be that when you were an experimental scientist, you would run your chemical or biological experiment or whatever.
但优秀的化学教师对学生做好化学实验的动机有激发诱导作用。
However, outstanding chemistry teachers can stimulate their students to do very well.
在根特，贝克·兰德应有一个安全的职业，并支持他的化学实验。
At Ghent, Baekeland would have had a secure career and support for his chemistry experiments.
如果你在通常的环境下进行化学实验，那么这些条件是什么？什么保持常数？
What is it when you run a chemical reaction under ordinary circumstances, what's constant?
本课程主要介绍化学课程的基本原理、概念，了解相关的化学实验。
The course introduces basic concept of chemistry which help students with their understanding theory of chemistry as well as doing some fundamental experiments.
如果你回忆下高中的化学实验，就知道PH值其实是衡量溶液里的氢原子浓度。
If you recall high school chemistry, pH measures the concentration of hydrogen in a solution.
或者你在做化学实验，数据就是，需用的反应物的量，和你想合成的生成物的量。
And if you are doing chemistry then it could be how much you put of some reactant and how much of the output product that you wanted to synthesize generated.
因此，他们具有较强的求知欲，这是一种稳定的对化学实验的内部动机。
Therefore, they have strong thirst for knowledge, which is a kind of steady inner motive on chemistry experiments.
他说到他对科学和工程的好奇心是如何从他10岁时进行的化学实验中增长的。
He talks about how his own curiosity about science and engineering grew from experimenting with a chemistry set when he was 10.
有一位年轻女士，叫劳里·鲁姆克，开展了一项化学实验来寻求保护水资源避免污染的方法。
One young woman, Laurie Rumker, conducted a chemistry experiment to investigate ways to protect our water from pollution.
有一位年轻女士，叫劳里·鲁姆克，开展了一项化学实验来寻求保护水资源避免污染的方法。
One young woman, Laurie Rumker, conducted a chemistry experiment to investigate ways to protect our water from pollution.
应用推荐