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The space station is a useful instrument in exploring outer space.
空间站是探索太空的有用工具。
youdao
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Space robot is an important tool in the universe exploring.
空间机器人是征服宇宙，造福人类的重要工具。
youdao
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Space robot is an important tool in the universe exploring.
空间机器人是征服宇宙，造福人类的重要工具。
youdao