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无人机最激动人心的应用还没有被发明出来。
有明确身份认同的人知道他们是谁以及他们代表什么。他们有强烈的自我意识,不容易被他人左右。
Safety and environmental protection are the lifelines of an enterprise and must never be neglected.
Most people are other people. Their thoughts are someone else's opinions, their lives a mimicry, their passions a quotation.
Success in agriculture comes from understanding both the land and the people who work it.