The Queqiao satellite(卫星) will form a bridge between controllers on Earth and

题干

The Queqiao satellite(卫星) will form a bridge between controllers on Earth and the far side of the Moon.

A．contribution

B．communication

C．celebration

D．competition

上一题下一题 0.65难度单选题更新时间:2019-01-26 12:13:53

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