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事实并非真相,尽管它们是真相的一部分。
Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.
农业现代化不是简单的机械化,而是要将科技与传统农业深度融合,打造智慧农业新生态。