So I'm going to take a sample... 我要取一点样品 here... 这里 dunk in the pH probe 插入检测探针 and we see that it's dropped below 3 already, 可以看到数值已经小于三 2.7 2.7 and it's levelling off at about 2.65, so that's acid...
It had always been thought 过去人们认为 that this strange red colour 这种奇怪的红色 was a result of pollution, 是污染造成的 that the water had been tainted by iron 罗马时期上游开凿了矿井 and other metals washed downstrea...
Rio Tinto is one of those places 你会读到很多 that you read about time and time again. 关于力拓河的资料 It's commonly used as an example 它通常被当做地球上 of a Mars-like environment here on Earth. 类火星环境的例子 I've...
Because it's by understanding life 通过认识这些 in these most hostile environments on Earth 最恶劣环境中的地球生命 that we understand a lot 我们可以了解 about the possibility of there being life on other worlds, 其他行星相似...
Even in the best-case scenario, 即使在最好的情况下 the environment on early Mars 早期火星的环境 would still have been pretty hostile. 依然非常恶劣 So to understand if extraterrestrial life could have formed, 想了解地外生命是...
We've put a bit of powdered rock into the oven of SAM, 将少量岩石粉末放入分析仪的烤炉中 and we slowly heat it up from ambient temperature 由环境温度开始 to very hot temperature, about 1,000 degrees centigrade. 逐渐加热到大概...
And then look at the emissions that come off from that rock, 然后检测石头发出的光 and that's really important 这是非常重要的 because it can tell the differences 因为这可以区分 between different types of rocks. 不同种类的岩...
The official name of the mission is 本次任务的正式名字 Mars Science Laboratory. 是火星科学实验室 And with good reason. 这名字是有来头的 We have three different camera systems. 我们有三套不同的摄像系统 We have anot...
They read like a book of Earth history 它们就像一本地球历史之书 and they tell us about different chapters in the evolution 告诉我们早期环境和生命 of early environments and life. 演变的不同阶段 And the cool thing about go...
Mount Sharp is a Martian mountain, 夏普山是火星上的一座山 rising 18,000 feet above the centre of the massive Gale Crater. 在巨大的盖尔撞击坑中心 高达5500米 The scientists believe their Rover could find carbonates here, 科学家...
