評論
打印
In NASA's giant wind tunnel near San Francisco,
在美國宇航局位于舊金山附近的大型風洞
they put it to the test.
他們對其進行測試
Five, four, three, two, one...
五 四 三 二 一
The parachute must be deployed at twice the speed of sound.
降落傘必須能夠在兩倍音速下張開
Good chute, good chute!
成功張開 成功張開
The tests confirmed
測試證實
the huge canopy should survive the enormous forces
面對火星大氣中的巨大阻力
it will encounter as it's dragged through the Martian atmosphere.
巨大的傘面能夠經受住考驗
Finally, Curiosity's engineers
最后 好奇號的工程師們
tested the most risky part of the landing procedure...
測試了登陸過程中風險最大的一個環節
I think we are ready to go.
應該是準備好了
...a bizarre hovering crane
一個奇特的天空起重機
that will have to lower the rover down
它將在離地面20米時
the final 20 metres to the surface.
把火星車降到火星表面
The sky crane took the engineers years to perfect.
工程師們花了數年心血才將其完善
It has never been used to land anything before.
在此之前 它還從未用在登陸過程中
重點解釋：
1.part of 一部分
例句：The last part of the ascent is very steep.最后一段上坡路很陡。
2.ready to 準備
例句：The lioness crouched ready to strike.母獅低伏著身子準備攻擊。
3.used to 過去常常
例句：I weigh less than I used to.我的體重比以前輕了。
