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(单词翻译)
China's first cargo1 spacecraft has refueled the Tiangong-2 space lab in orbit for the first time.
Tianzhou-1, which was launched April 20th from Wenchang Space Launch Center in south China's Hainan Province, successfully completed an automated2 docking with the orbiting Tiangong-2 space lab on April 22nd.
Tianzhou-1 began to refill Tiangong-2's liquid propellant tanks in orbit on April 23rd, the first time China's space authorities have conducted this maneuver3. The refueling procedure, which is much more complicated than refueling vehicles on land, requires 29 steps and lasts for several days at a time.
收听单词发音
1
cargo
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| n.(一只船或一架飞机运载的)货物 | |
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2
automated
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| a.自动化的 | |
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3
maneuver
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| n.策略[pl.]演习;v.(巧妙)控制;用策略 | |
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