问题:China has become the first country to land a space
提问者:20190701家教网
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China has become the first country to land a spacecraft on the far side of the moon. The unmanned Chang’e-4 probe (探测器) - the name was inspired by an ancient Chinese moon goddess   61   (touch) down last week in the South Pole-Aitken basin. Landing on the moon’s far side is   62   (extreme) challenging. Because the moon’s body blocks direct radio communication with a probe, China first had to put a satellite in orbit above the moon in a spot   63   it could send signals to the spacecraft and to Earth. The far side of the moon is of particular   64   (interesting) to scientists because it has a lot of deep craters (环形山) more so   65   the familiar near side. Chinese researchers hope to use the instruments onboard Chang’e-4   66   (find) and study areas of the South Pole-Aitken basin. This really excites scientists, Carle Pieters, a scientist at Brown University, says, because it   67   (mean) we have the chance to obtain information about how the moon   68   (construct) Data about the moon’s composition, such as how   69   ice and other treasures it contains, could help China decide whether   70   (it) plans for a future lunar (月球的) base are practical.

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回答者:20190701家教网       回答时间:2020-07-09 15:23:48
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