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It's an ancient artefact, probably made by the other alien race.
这是很古老的艺术品，可能是外星人制造的。
youdao
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We have not been obliged to fight for our existence against any alien race;
我们不必为了自己的生存而去同任何异族抗衡；
youdao
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We have not been obliged to fight for our existence against any alien race;
我们不必为了自己的生存而去同任何异族抗衡；
youdao