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谨于言而慎于行。
【释义】:说话要小心谨慎,行事要深思熟虑。
The materials we use should tell a story - the story of where they come from and the people who work with them.
天然气开采的创新是满足世界日益增长的能源需求同时减少环境影响的关键。
Nothing exists except atoms and empty space; everything else is opinion.