嫦娥四号是历史上第一个成功登陆月球“暗面”的月球探测器。

Chang'e 4 is the first lunar probe in history that has successfully landed on the "dark" side of the moon.

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他们也将用模拟器学习如何与国际空间站接合和如何驾驶新的月球登陆车“牵牛星”号登陆月球表面。

They will also use simulators to learn how to dock with the ISS and how to fly the new lunar lander, Altair, down to the moon's surface.

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乘客们在一辆球型车头“和谐号”列车前合影留念。这辆列车将以每小时300公里的速度把乘客从北京载往毗邻的河北省。

PASSENGERS pose for photographs in front of the bulbous "Harmony" train, which will whisk them from Beijing through neighbouring Hebei Province at almost 300km an hour.

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