1.
It's never too old(late)to learn.
再老(晚)也能学。
2.
International Solar Energy Society
国际太阳能学会(太阳能学会)
3.
energetics:The study of the flow and transformation of energy.
力能学:研究能量的流动及转变的学科.
4.
Electrical energy may be converted into heat, light or chemical energy.
电能可以被转换成热能，光能或化学能。
5.
Electrical energy may be converted to heat, light or chemical energy.
电能可以被转换成热能、光能或化学能。
6.
Electrical energy may be converted to heat , light or chemical energy .
电能可以转换成热能、光能或化学能。
7.
How about the Open University?
能不能上开放大学呢？
8.
medium energy electron scattering spectroscopy
中能电子散射能谱学
9.
Chemical energy may be converted to heat.
化学能可以转化为热能。
10.
function of exchange
(市场学) 交换功能
11.
aggressive instinct
攻击本能(心理学)
12.
If you find sth. difficult to learn, do not give up.
学之弗能, 弗措也。
13.
and they do not receive college credit, either.
也不能得到大学的学分。
14.
correlation spectroscopy
相关光谱学，相联能谱学
15.
a student's academic average.
一个学生的学术能力
16.
Development of the Autonomous English Learning Guided by Learning Plans in Senior High School;
学案导学，培养高中学生自主学习能力
17.
The Cultivation of Students Decision-making Ability in the Middle School Chemistry Teaching;
中学化学教学中学生决策能力的培养
18.
The Teaching of Mathematics and the Cultivation of Students Inquiry Ability in High School;
中学数学教学与学生探究能力的培养