雅思考试每个分数段对词汇量的要求是不一样的，为了大家能高效的备考雅思词汇，小编整理了一些雅思五分必备词汇，供大家备考练习，希望对大家能够有帮助，一起来看看详细内容介绍吧!
安慰剂效果 The placebo effect is when someone's condition improves because they think they are taking medicine.
She was given a placebo, not the real drug, but she said she felt much better- that's the placebo effect.
A side effect
副作用 An extra, usually bad, occurrence caused by taking a drug.
Drugs should not be tested on animals because there are many possible side effects.
Much of today's modern medicine has side effects. I prefer alternative therapies.
Proof
证据 To show a particular result after a period of time.
The amount of evidence that scientists now have proves that climate change is being caused by humans.
We now have proof that climate change is caused by human activity.
Experiment
实验 A test done in order to learn something or to find out whether something works or is true
Experimenting on animals is necessary in order to discover if new drugs are dangerous or not.
Scientists are conducting experiments to test the effectiveness of the new drug.
Gene
基因 A part of the DNA in a cell which contains information in a special pattern received by each animal or plant from its parents, and which controls its physical development, behaviour, etc Genes are an important factor in personaility development.
The doctors think his illness was genetic. It came from his mother because she had the same illness when she was young.
Genetic Engineering / Modification
基因工程/ 修改 Changing the structure of
the genes of a living thing in order to make it healthier or stronger or more useful to humans.
There is evidence that genetically modified food is harmful to humans.
Some plants have been genetically engineered to be resistant to herbicides.
Genetically Modified Organisms (GMOs)
转基因生物 Plants, animals or microorganisms that have changed through genetic engineering.
Most commercialised GMO crop plants are insect resistant and/or herbicide tolerant.
Clone
克隆 A plant or animal which has the same genes as the original from which it was produced
The first animal to be cloned was Dolly the sheep.
I believe that cloning humans is unethical.
Cyber
网络 A prefix for things related to computers, especially the internet.
Cyberbullying via social media such as Facebook has become a major problem.
A cybercafe is a place where you can buy drinks and use computers at the same time.
High-Tech/ Hi-Tech
高科技 Using the most advanced and developed machines and methods.
Japan is a very high-tech country. Everyone has all the latest electronic gadgets.
Theory
理论 A formal statement of the rules on which a subject of study is based or of ideas which are suggested to explaina fact or event or, more generally, an opinion or explanation
There are two opposing theories on the causes of climate change - one says it is caused by humans, the other believe it is a natural cycle.
以上就是小编为大家整理的雅思五分必备词汇，希望对备考的考生有所帮助。如果你想取得更高的分数，那么就需要掌握更多的词汇，如需更多的词汇，大家可以去