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mammal［‘mæml］n. 哺乳动物
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例句 1. The young of most mammals would like to play, including humans. 许多年幼的哺乳动物都喜欢玩耍，人类也是一样。
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2. Desert-adapted mammals have great ability to feed normally when they are extremely dehydrated. 适应沙漠生活的哺乳动物拥有在极度脱水的情况下也能正常哺乳的强大能力。
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microclimate［‘maikrouklaimət］n. 小气候，微气候
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例句 When weather conditions inside a relatively small area differ from the other places of that area, a microclimate is formed. 当一个相对较小地区的气候条件与这一地区的其他地方不同时，就形成了一个微气候。
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mild［maild］a. 温和的；温暖的
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例句 1. I enjoy the mild temperature in South America, and also I can tolerate the coldness in northern areas. 我享受南美洲温和的气温，也可以忍受北方地区的寒冷。
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2. The southwestern region of this country has a humid mild marine climate. 这个国家的西南地区有着湿润温和的海洋性气候。
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monitor［‘mɑ
:nitər］n. 显示器；监视器；班长 v. 监控；调节；检测
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搭配 monitor alarm system 监控警报系统
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例句 1. However, animals are much harder to track and monitor in the wilderness for it is their habitat. 然而，在野外更难追踪或监视动物，因为这是它们的栖息地。
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2. Seeds and saplings can be moved from the wild and planted in a closely monitored environment where it is easier for scientists to protect them and conduct research on certain species. 种子和树苗可以从野外移植到一个受到密切观察的环境中去，在这个环境中，科学家更方便保护这些植物，并可以针对特定的品种开展调查。
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同义 track（v. 追踪）；regulate（v. 调节）
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搭配 operate the machine 操作机器
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例句 1. Fuel cell engines will be economically competitive for we need to spend less money to operate such an engine than an internal-combustion engine. 燃料电池发动机会在经济方面很有竞争力，因为发动这样一台发动机要比发动内燃机的花费少。
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2. Being able to operate a computer can increase your work efficiency and simplify many works, at the same time, if you know how to operate a computer, you can stay in your own home and control distant work. 能够操作电脑会增加你的工作效率并简化许多工作，同时，如果你知道如何操作电脑，你就可以待在自己家里远程办公。
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3. It’s important for you all to understand that quartz heaters operate in a totally different way compared with common convection heaters. 重要的是你们所有人都要理解，石英加热器与普通的对流加热器的工作原理完全不同。
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例句 1. Furthermore, salvage logging requires the participance of more workers than traditional logging operations, so we need to call up more workers. 而且，抢救性砍伐比传统的砍伐作业需要更多工人的参与，因此我们需要召集更多的工人。
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2. Operations become more efficient with the help of microscopic and laser surgery nowadays. 如今，在显微镜和激光手术的帮助下，手术变得更加有效。
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3. We should pay close attention to the efforts of the private collectors, because instead of increasing the number of fossils, their field operations caused serious damages. 我们应该密切关注私人（化石）收藏家的行为，因为他们的实地操作不但没有增加化石的数量，反而造成了严重的破坏。
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original［ə’riʤənl］a. 最初的，原始的；新颖的 n. 原件
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例句 1. X-rays and analysis of the pigments in the paint proved that it wasn’t part of the original painting. X射线以及对画中颜料的分析证明，这确实不是画中原有的一部分。
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2. Once the added color was removed, the original could be seen—the woman is wearing a light-colored collar in the original painting. 一旦添加的颜色被去除，原画作便展现出来——原作中女子的领子是浅色的。
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