雅思词汇并无规定的词汇大纲，因此对于考生来说，要想多掌握一些雅思词汇量，需要做好大量的学习工作。下面是小编为大家总结的雅思词汇生物学类词汇，一起来学习一下吧！
1. habitat n. the natural home of a plant or animal (动植物的)栖息地或产地: I prefer to see animals in their natural habitat, rather than in zoos.
相关语汇
habitation: The dilapidated hut is unfit for human habitation.
habitable: Their damp house is scarcely habitable.
uninhabitable: The planet Jupiter is uninhabitable.
inhabit: Woodpeckers inhabit hollow trees.
2. infest v. (of something harmful, dangerous, or unwanted) to be present (in a place) in large numbers or to a great degree (大量危害物)出没于; 侵扰; 骚扰: It would be crazy to swim in these shark-infested waters.
近义语汇
swarm: The place was swarming with tourists.
teem: This river teems with all kinds of fish in summer.
overrun: The stables are overrun with rats.
beset: The plan was beset with difficulties from the beginning.
3. lifespan n. the average length of life of a sort of animal or plant or the time for which a material object will last (动植物的)平均寿命; (物品的) 使用年限: Men have a short lifespan than women.
相关语汇
life expectancy or expectation of life 预期寿命; 平均(期望)寿命:
Life expectancy for men is about 78 years in Japan.
解构分析
span n. 指一段时间或(桥梁)跨度/全长: attention span; memory span;
an unbroken span of concentration; The bridge crosses the river in a single span.
span v. 跨越/横跨; 延伸/贯穿: His interests spanned a wide range of
subjects. The game has a history spanning three centuries.故lifespan的直意为"生命的跨度"
4. metabolism n. the system of chemical activities by which a living thing gains power(energy), esp. from food 新陈代谢: The metabolism is slowed down by extreme cold.
同源语汇
metabolic: People who have inherited a low metabolic rate will gain weight.
metabolize: Diabetics cannot metabolize glucose properly.
5. torpid a. (esp. of an animal that sleeps through the winter) having lost the power of feeling or moving; lazy or inactive; moving or thinking slowly (冬眠动物)失去活动能力的; 处于蛰伏状态的: The heat and humidity made us feel torpid.
近义语汇
lethargic: The weather made her listless and lethargic.
sluggish: sluggish traffic; a sluggish economy
dormant: During the winter the seeds lie dormant in the soil.
latent: These children have a huge reserve of latent talent.
以上就是小编为大家总结的雅思词汇生物学类词汇，希望对大家的雅思备考有所帮助。雅思词汇的单词背诵中是一个非常繁重的任务，它需要大量的精力。如果不制定一个周密的计划，很多考生将很难坚持。雅思词汇并无确定的范围和数量，对中国学生来讲，词汇量超过7000即具备参加雅思考试的基本能力，但要获得高分，还需要多方面英语能力。更多内容请持续关注前程百利雅思频道或者拨打服务热线400-890-6000。
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