科学态度的本质是什么，研究和应用物理、生物、化学、地质、工程、医学或其他科学的人的态度是什么？
What is the nature of the scientific attitude, the attitude of the man or woman who studies and applies physics, biology, chemistry, geology, engineering, medicine or any other science?
有科学家有预感，怀孕的妇女的饮食和对各种化学物质的接触会打开一些致命的基因而关闭其他一些基因。
Some scientists have a hunch that a pregnant woman’s diet and her exposure to various chemicals turn on some fetal genes and turn off others.
科学家告诉我们，笑对我们的健康有好处；它释放内啡肽和其他含积极能量的化学物质到我们的肌体。
Scientists tell us that laughter is good for our health; that it releases endorphins and other positively powerful chemicals into our system.
科学家正在探索雌激素和其他激素循环涨落是如何影响与抑郁症有关的脑化学的。
Scientists are exploring all of these potential connections and how the cyclical rise and fall of estrogen and other hormones may affect a woman's brain chemistry.12.
研究这些恒星的化学组成有助于科学家了解组成我们地球和其他行星的物质，很久以前是怎样离开恒星的诞生地(到达我们太阳原始星云)的。
Studying the chemistry of the stars helps scientists learn how the matter that makes up our earth and other planets in our galaxy left its stellar birth places long ago.
科学态度的实质是指从事研究和应用物理、生物、化学、地质、工程、医学或其他学科的人们的态度。
What is the nature of the scientific attitude, the attitude of the man or woman who studies and applies physics, chemistry, geology, engineering, medical or any other science?
但有些科学家认为人脑与其他动物的大难在解剖结构和化学构成方面都存在相似之处。
But some scientists believe there are similarities in the brain anatomy and chemistry of humans and animals.
同时学生化学学习兴趣的提高，有利于促进学习成绩的改善，并且单一学科学习兴趣的提高也会影响到其他学科的学习兴趣和学习信心。
Second, with the enhancement of chemistry learning interest, the academic results of both chemistry and other academic subjects were improved in a certain degree.
同时学生化学学习兴趣的提高，有利于促进学习成绩的改善，并且单一学科学习兴趣的提高也会影响到其他学科的学习兴趣和学习信心。
Second, with the enhancement of chemistry learning interest, the academic results of both chemistry and other academic subjects were improved in a certain degree.
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