4周搞定2000+托福核心词
excavation = ex(出) + cav(洞) + ate(做，使) + ion(表名词) = 出洞→挖掘
exceedingly = ex(出) + ceed(走) + ing(形容词) + ly(表副词) = 走出→超出地
assistance = as(表加强) + sist(站立) + ance(表名词) = 使站立→帮助
assist = as(表加强) + sist(站立) = 站过来→帮助
adolescence = ad(一再) + olesc(成长) + ence(状态) = 成长的状态→青春期
ambience = ambi(周围) + ence(状态) = 气氛，格调；周围环境
站出→显现出→存在
existence
常考释义
Plausibly, daily existence in parts of Paleolithic Europe may not have been so hard, with an abundance of ready food and therefore the leisure time for art.
或许，在旧石器时代欧洲的有些地方，日常生活或许没有那么艰难，有充足的现成食物，因此有闲暇时间来创作艺术。
来源于：阅读OFFICIAL53 P3n. 实存物；存在；有
Public worries about accidents are threatening the very existence of the nuclear-power industry.
公众对事故的担心正威胁着核能工业的生存。
The Congress of People's Deputies in effect voted itself out of existence.
人民代表大会的投票在事实上终结了自身的存在。
It will be much faster than any submarine now in existence.
它的速度将超越任何现有的潜艇。
Our whole existence here is based on this great premise.
我们的存在都基于这个伟大的前提。
来自《革命之路》
图片源自网络
From this information, he was able to confirm the existence of a pattern, a repeating cycle but Wolf detected an 11-year cycle?
根据这些信息，他能够证实一种模式的存在，一个重复的周期，但是沃尔夫发现了一个11年的周期？
来源于：听力OFFICIAL18 L2As it turned out, the existence of the azoic zone had been disproved even before Forbes suggested it, and the theory continued to be contradicted regularly throughout its long and influential life.
就像事实所说明的那样，无生物区的存在在Forbes提出其存在之前就已经被否定了。在Frobes理论漫长而具有影响力的一生中，它被多次反对过。
来源于：阅读OFFICIAL36 P2The existence of Beringia (and the extent to which it could have supported human life) is one of the crucial pieces of evidence in the continuing debate about the likely route and date of human colonization of the New World.
对于人类殖民新大陆的可能路径和日期的争论来说，白令陆桥的存在（以及它可以支持人类生存的程度），是至关重要的依据。
来源于：阅读OFFICIAL49 P1The existence of wealth did not escape the attention of kings and other rulers.
国王和其他统治者也注意到了这些财富的存在。
来源于：阅读OFFICIAL46 P2The existence of competition has been long known to naturalists; its effects were described by Darwin in considerable detail.
竞争的存在已为生物学家们所熟知，其结果也已被达尔文详尽叙述过。
来源于：阅读OFFICIAL29 P2Mithen proposes the existence of four mental elements to account for the emergence of farming: the ability to develop tools that could be used intensively to harvest and process plant resources; the tendency to use plants and animals as the medium to acquire social prestige and power; the tendency to develop "social relationships" with animals structurally similar to those developed with people—specifically, the ability to think of animals as people (anthropomorphism) and of people as animals (totemism); and the tendency to manipulate plants and animals.
米森提出存在四种可以解释农业起源的心理因素：（1）打造集中用于收割以及加工植物资源的工具的能力；（2）将动植物作为获取社会声望和权力的手段的趋势；（3）与动物发展出与人类结构相似的“社会关系”的趋势——具体说就把动物当做人（神人同形同性论）以及把人当做动物（图腾崇拜）；（4）驯化动植物的趋势。
来源于：阅读OFFICIAL21 P2A century earlier, Henry Cavendish had noted the existence of a residual gas when oxygen and nitrogen are removed from air, but its importance had not been realized.
一个世纪以前，亨利•卡文迪许就注意到，当氧气和氮气从空气中被移除后仍然有残余气体存在，但当时没人意识到其中的重要性。
来源于：阅读OFFICIAL16 P2Rayleigh and Ramsay postulated the existence of a new group of elements, and in 1898 other members of the series (neon, krypton, and xenon) were isolated.
瑞利和拉姆齐做出假设，认为存在一组新元素，1898年，这一系列元素中的其他元素（氖，氪，氙）也被成功分离出来。
来源于：阅读OFFICIAL16 P2If the lack of sunlight didn’t rule out the existence of a biological community down there, then these factors certainly would, or so they thought.
如果阳光的缺失没有使这里的生物群体消失的话，那么这些因素也会的，人们起初这么想。
来源于：听力OFFICIAL15 L6These damaging frosts wouldn’t happen if the wetlands were still in existence, just as the tiny temperature difference can have major consequences.
如果湿地仍然存在，这些破坏力大的霜冻就不会出现。仅仅是微小的气温差别就会导致严重的后果。
来源于：听力OFFICIAL11 L5But belief in this ice-free corridor began to crumble when paleoecologist Glen MacDonald demonstrated that some of the most important radiocarbon dates used to support the existence of an ice-free corridor were incorrect.
但是当古生态学者Glen MacDonald证明一些用来支持不冻走廊存在的重要放射性碳时间不正确时，对于不冻走廊的信念就被粉碎了。
来源于：阅读OFFICIAL9 P1More recent geologic studies documented deglaciation and the existence of ice-free areas throughout major coastal areas of British Columbia, Canada, by 13,000 years ago.
更多最近的地质研究证明了13 000年前在加拿大的不列颠可伦比亚省主要海岸地区无冰区域的存在和结冰。
来源于：阅读OFFICIAL9 P1n. （尤指在恶劣条件下的）生活，存活，生存
She has a wretched existence.
她过着悲惨的生活。
She has led a comfortable existence.
她过着舒适的生活。
Plausibly, daily existence in parts of Paleolithic Europe may not have been so hard, with an abundance of ready food and therefore the leisure time for art.
或许，在旧石器时代欧洲的有些地方，日常生活或许没有那么艰难，有充足的现成食物，因此有闲暇时间来创作艺术。
来源于：阅读OFFICIAL53 P3A more sedentary existence may also have lowered infant mortality and perhaps increased longevity among the aged.
更稳定的生活方式可能同时也降低了婴儿的死亡率并且增加了老人的长寿率。
来源于：阅读OFFICIAL35 P2These more vulnerable members of society could safely stay in a fixed village rather than be forced regularly to move great distances as part of a nomadic existence, with its greater risk of accidents and trauma.
像老人婴儿这种社会里最易受伤害的群体可以安全地待在定居的村庄里，而不是像在游牧生活中需要经常在东奔西跑长途迁徙中受到伤害。
来源于：阅读OFFICIAL35 P2The effect on the well-being and existence of a species is just the result of the effects of selection on all the individuals of the species.
某一物种的繁盛或生存正是其所有个体自然选择的结果。
来源于：阅读OFFICIAL29 P2n. 存在物；生灵；万有
God is the ground of all existence.
上帝是万物存在的基础。
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