BBC地平线系列之《火星任务》第36期:地外生命
日期:2016-02-01 00:41

(单词翻译:单击)

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,
想了解地外生命是否曾经出现
astrobiologists like Lewis Dartnell need to find out
刘易斯·达特内尔等天体生物学家要找出
the most extreme conditions
生命可以存活的
in which life could still survive.
最极端条件
They do it by looking for the limits of life here on Earth.
他们要在地球上 探索生命的极限
Searching out harsh, dangerous environments,
搜索危险 恶劣的环境
places where we used to think life could never exist.
我们曾经认为 那里不会有生命存在
A lot of what we're trying to do
我们的主要目标
is understand the limits of terrestrial organisms.
是弄清地球生物的极限
What's the survival envelope of Earth life,
地球生命的生存极限在哪里
so places that are very hot and acidic
是炎热且酸性的土地
or are very cold and dry, like Antarctica,
还是严寒干旱的土地 比如南极洲
or some very high-pressure, very high temperature places,
又或者是高温高压的地方
like the black smokers
像是海底"黑烟囱"
and the hydrothermal vents on the sea floor.
和海床上的深海热泉

重点解释:

1.find out 发现

例句:Find out what the conditions of the contract are.
弄清楚合同的条件是什么。

2.look for 寻找

例句:He turned on the torch to look for his keys.
他打开了手电筒,寻找钥匙。

3.vent on 迁怒

例句:He longed to vent on George all the spite he felt against his former associates.
他很想把自己对过去同事的怨恨发泄在乔治身上。

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重点单词
  • environmentn. 环境,外界
  • survivevt. 比 ... 活得长,幸免于难,艰难度过 vi.
  • terrestrialn. 地球上的人 adj. 地球的,地上的
  • harshadj. 粗糙的,使人不舒服的,刺耳的,严厉的,大约的
  • survivaln. 生存,幸存者
  • temperaturen. 温度,气温,体温,发烧
  • envelopen. 信封,封皮,壳层
  • hostileadj. 怀敌意的,敌对的
  • understandvt. 理解,懂,听说,获悉,将 ... 理解为,认为
  • extremeadj. 极度的,极端的 n. 极端,极限