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Jupiter
n.木星
The world anxiously watched as, every few hours, a hurtling chunk of comet plunged into the atmosphere of Jupiter.
每隔几小时，大型彗星会坠落在木星大气层。
native
adj.本国的；本地的；与生俱来的
Many tribal hunters, including some Native Americans, camouflaged themselves by wearing animal heads and hides.
包括印第安人在内的部落狩猎者，他们会头戴动物尸首和兽皮进行伪装。
erosion
n.冲蚀，侵蚀
erode
v.腐蚀；侵蚀
Dandelions are called opportunists because they contribute to the natural processes of erosion and the creation of gaps in the forest canopy.
蒲公英是“机会主义者”，帮助自然腐蚀，为森林冠层形成间隙。
contrast
n.对比；差异；对照，相反v.使对比，使对照
To contrast them to desert mammals.
与沙漠哺乳动物形成对比。
construction
n.建造，建造物
constructed-construct
vt.建造
reconstruct
vt.重建
reconstruction
n.重建
constructive
a.建设性的
It is the work of architects to create buildings that are not simply constructions but also offer inspiration and delight.
建筑师不仅要建造，还要给人愉悦感以及设计灵感。
architecture
n.建筑学
architectural
a.建筑学的
architects-architect
n.建筑师
To be architecture, a building must achieve a working harmony with a variety of elements.
建筑作品需要与各元素融为一体。
supply
vt.供给
To help society members better understand the forces controlling their food supply
帮助社会成员更好了解食物供应
colonial
a.殖民地的
colonies-colony
n.殖民地
colonized-colonize
vt.建立殖民地
colonization
n.殖民；殖民地化
During the seventeenth and eighteenth centuries, almost nothing was written about the contributions of women
17-18世纪期间，几乎无任何关于女性贡献记载，
during the colonial period and the early history of the newly formed United States.
尤其是在殖民时期以及美国建国初期。
valley
n.山谷
In the tropics, the valleys appear to be more favorable because they are less prone to dry out, they have less frost, and they have deeper soils.
在热带地区，因山谷气候湿润，霜冻情况较少，且土壤肥沃，更受当地居民欢迎。
meteorites-meteorite
n.陨石
Twice in the twentieth century, large meteorite objects are known to have collided with Earth.
在20世纪，大型陨石撞击地球曾发生过两次。
factors-factor
n.因素
Various environmental factors may play a role.
多重环境因素起作用。
desert
n.沙漠
desertification
n.沙漠化
Many factors have contributed to the great increase in desertification in recent decades.
近几十年，沙漠化现象愈演愈烈，其背后原因多种多样。
appear
vi.出现
appearance
n.出现
disappear
vi.消失
Numerous biological structures and chemicals appear to be involved in aggression.
侵略性行为似乎与许多生物结构和化学物质有关。
amount
n.数(量)vi.(to)合计
There are adaptations that increase the amount of forward thrust as well as those that reduce drag.
和降低阻力一样，金枪鱼们在游泳动力的加强上也有产生适应性变化。
summary
n.总结adj.摘要的
summarize
v.作总结，作概括
Calculating a numerical summary of each solution
计算每个溶液的数值
stored-store
vt.贮藏 n.商店
storefront
n.店面
Personal correspondence, newspaper clippings, and souvenirs were saved and stored.
个人信件，剪报以及纪念品已储存。
political
a.政治的
politicians-politician
n.政治家
The Democratic and Whig Parties developed in response to the needs of competing economic and political constituencies.
为竞争经济和政治支持，“共民”两党随即进行发展。
plates-plate
n.盘子；平板
plateau
n.高原
By contrast, in the United States an estimated 97 million birds are killed each year when they collide with buildings made of plate glass,
相比之下，在美国估计每年有9700万禽鸟由于碰撞到建筑物的厚玻璃板而死亡，
57 million are killed on highways each year; at least 3.8 million die annually from pollution and poisoning;
5700万禽鸟死在高速公路上，至少有380万禽鸟死于污染和中毒，
and millions of birds are electrocuted each year by transmission and distribution lines carrying power produced by nuclear and coal power plants.
每年数以百万计的禽鸟在燃煤电厂和核电厂的输电和配电线缆上触电致死。
