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同义 announce(v. 宣布);assert(v. 声称)
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要点 declare, announce, assert都有“声明”的意思,区别是declare和announce强调“公开宣布”;assert则是“坚定地陈述某一事实”的意思。
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decline[di’klain]n./v. 下降;衰退;拒绝
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例句 1. According to the professor, the uneven decline of sea otter population is in accord with the distribution of the orcas. 根据教授的说法,海獭数量的不均衡下降与逆戟鲸的分布是一致的。
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2. The scholar admits a decline in audience of literature in today’s society, but she attributes it to the authors who can’t create excellent works. 这名学者承认当下社会文学作品的读者人数有所减少,但她认为这是由于作者们无法创作出精彩的作品。
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3. After the peak birth years, the birth rate began to decline. 过了生育高峰的那些年,出生率又开始下降了。
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同义 descend(v. 下降);decay(n./v. 衰退)
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democracy[di’mɑ
:krəsi]n. 民主,民主主义;民主政治
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例句 1. The ancient Greeks excelled in the social sciences for they created democracy. 古希腊人在社会科学方面十分超前,因为他们创造了民主。
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2. To serve the public better, we always stick to the principles of democracy. 为了更好地服务大众,我们一向坚持民主的原则。
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demolish[di’mɑ
:liʃ]v. 拆除;驳倒;推翻
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例句 1. It is obvious that if we demolish these valuable buildings, we will ruin a significant piece of history. 很显然,如果我们拆除这些有价值的建筑,我们就会毁掉历史的重要一页。
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2. We human beings are changing the physical and chemical world and demolishing the environment. 我们人类正在改变物理和化学世界,并破坏着环境。
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同义 dismantle(v. 拆除)
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要点 dismantle也有“拆除”的意思,但它仅仅强调“拆除”,是一个中性词;demolish则是指拆除活动会造成一定的“破坏”,在写作中也可以用destroy“毁坏”来表达类似的含义。
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demonstrate[‘demənstreit]v. 论证;表明;展示;举行示威游行
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例句 1. These films demonstrated a principle to the audience that education is a common goal in each country. 这些电影向观众们证明了这样一个原则:教育是所有国家的一个共同目标。
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2. To a tourist, the most attractive part of a place is usually its customs which can be demonstrated by local people. 对一名旅游者而言,一个地方最吸引人的部分通常是那里的习俗,而这些习俗会在当地人身上展露出来。
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要点 在表达“证明,证实”这一含义时,可以用上It was used to demonstrate… 这个句型,意为“这被用来证明…”。demonstrate也可以表示“显示出”的含义,比如:He demonstrated his courage when…(当他…的时候表现出了他的勇气。)
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deprive[di’praiv]v. 使失去,剥夺
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例句 1. Removing dead trees is not good for a forest because it deprives it of the nutrients which dead trees release into the soil and these nutrients are necessary for the growth of the trees that will be planted in the future. 将死去的树木移走对森林而言并无好处,因为这会使森林失去死掉的树木释放到土壤中的营养,而这些营养对于日后种植的树木来说是必需的。
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2. Plant stems die soon when deprived of water. 植物的茎缺水之后很快就会死亡。
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deserted[di’zə
:rtid]a. 荒废的;荒芜的;被离弃的
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例句 1. Imagine that you’re on a deserted way late at night and your car breaks down, what will you do? 想象深夜时分,你的车在一条荒芜的道路上抛锚了,你会怎么做?
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2. The downtown areas were deserted after the war. 市中心地区在战后就被废弃了。
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