China has announced that it will carry out at least 20 space missions this year.

中国宣布今年将进行至少20项太空任务。

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This is actually one of the last missions for the space program.

这是太空项目最后的任务之一。

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This is actually one of the last missions for the space program.

这是太空项目最后的任务之一。

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