例如，当美国在1848年获得新墨西哥的主权时，大草原就已经存在了。
For example, the Rio Grande pueblos already existed when the United States acquired sovereignty over New Mexico in 1848.
美国本土语言在欧洲殖民以前就已经存在了，现在美国已经丢失了超过三分之一的本土语言。剩下的192种语言被联合国教科文组织列为介于“不安全”和“灭绝”之间。
The US has already lost more than a third of the native languages that existed before European colonization, and the remaining 192 are classed by UNESCO as ranging between "unsafe" and "extinct".
用益权在罗马法时期就已经存在。
礼物经济在物质不匮乏的远古时期就已经存在。
Gift economies exist in primitive cultures where scarcity is not a problem.
早在几十万年前啊，大熊猫就已经存在了。
Giant pandas had existed hundreds of thousands of years ago.
英国远古的陆地在没有人类之前就已经存在。
The ancient landscape of Britain is laid out before us as never before.
神经连接学实际上远在这个名词出现前就已经存在了。
实际上，您可能犯的很多错误以前就已经存在了。
In truth, many of the mistakes that you're likely to make have been made before.
这是很有可能的，例如，在太阳系的早期就已经存在。
They could, for example, have existed during the early stages of the solar system.
不过一些新研究表明，水可能在地球诞生之初就已经存在。
A new theory suggests that water was already present at the birth of our planet.
很久以前就已经存在，我们也分享了许多动物，甚至蜥蜴。
That evolved so long ago we share it with many creatures, even lizards.
纳旭市场是维也纳最为热闹的集市，早在16世纪就已经存在了。
The Naschmarkt is Vienna's most popular market, and it has existed since the 16th century.
科学家表示这项发现表明羽毛的特征在企鹅进化的早期就已经存在。
Scientists say the find shows that key features of the plumage were present quite early on in penguin evolution.
汽车是由不同的零部件组成的，它们在车组装好之前就已经存在了。
Cars are made up of parts that existed before the car itself existed.
医学的，或者至少能够治病的职业，在人类一出现时就已经存在了。
Medical, or at least healing professions, have been around since time began.
但是金融过度在华尔街没有一砖一瓦的时候就已经存在了世纪有余。
But financial excesses existed centuries before a brick had been laid on Wall Street.
事实上，在第一个欧洲人的足迹踏上这片大陆之前美洲就已经存在了。
In actuality, America was settled long before the first European set foot on the continent.
自web浏览器技术出现的早期，在页面上浮动元素的功能就已经存在。
The ability to float elements on a page has existed from the early days of Web browser technology.
这些可能在评分之前就已经存在，但披露分数确实起到了推波助澜的作用。
Both probably existed before the scores, but disclosing the scores certainly fueled them.
在我们最早的多细胞生物祖先于数亿年前在地球上出现时，癌症可能就已经存在。
Cancer has probably existed ever since our first multicellular ancestors appeared on Earth hundreds of millions of years ago.
7月30日最高法院否决了她，根据是“这层关系本身就已经存在，不管他们是否离婚了”。
On July 30th the Supreme Court ruled against her, arguing that “This relationship exists, regardless of whether they are divorced.”
搜索和购物mashup在mashup这个术语出现之前就已经存在很长时间了。
Search and shopping mashups have existed long before the term mashup was coined.
对很多国家来说，金融危机的消退意味着重新关注全球衰退前就已经存在的长期问题。
For many nations, the passing of the financial crisis means attention must be refocused on long-term problems that preceded the global recession.
所有在大萧条打击之前就已经存在的、解决问题的、真正艰难工作都还没有动手去干。
All of the really hard work to build the solutions to the problems that existed before the Great Recession struck is still waiting to be started.
公元前776年的奥运会是有文字记录的第一届，但人们相信在此之前这项运动就已经存在了。
The Olympics of 776bc was the first, for which there is a written record, but it is believed that these events existed before this.
但我们的分析结果表明，坏疽的部位已经有新骨长出来，这说明这些病症在他生前就已经存在了。
But our analysis showed that new bone growth had occurred in response to the necrosis, proving the condition was present during his lifetime.
很久很久以前火种就已经存在了；我们不知道它从哪里来，只知道它拥有创造世界和生命的力量。
Before time began, there was the Cube. We know not where it comes from, only that it holds the power to create worlds and fill them with life.
行为主义学派,远在斯金纳提出他的理论之前就已经存在，受到了众多心理学家的拥护,比如约翰·华生。
Behaviorism is a school of thought that was there long before Skinner, championed by psychologists like John Watson, for instance.
行为主义学派,远在斯金纳提出他的理论之前就已经存在，受到了众多心理学家的拥护,比如约翰·华生。
Behaviorism is a school of thought that was there long before Skinner, championed by psychologists like John Watson, for instance.
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