单词：tertiary nitrogen
单词：tertiary nitrogen 相关文章
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You probably already know everything is made up of little tiny things called atoms 你也许已经知道所有的东西都是由微小的原子组成。 You might even know that each atom is made up of even smaller particles called protons, neutrons
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Because the British were the most active in the early years, British names are predominant in the geological lexicon. Devonian is of course from the English county of Devon. Cambrian comes from the Roman name for Wales, while Ordovician and Silurian
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等外品 off-grade goods, rejects 邓小平外交思想 Deng Xiaoping's diplomatic thoughts 低调 low keyed (a metaphor for taking a cautious and slow approach) 第三产业 third/tertiary industry,
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They keep a Whale's Rib of an incredible length for a Miracle, 庙里把一根长得叫人不能置信的肋骨保存在那里， which lying upon the Ground with its convex part uppermost, makes an Arch, the Head of which cannot be reached by a Man
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1.Above all：最重要的是，most important of all Above all， theyll have to discover how much nitrogen it possesses since nitrogen is4/5 of the air breathe.（2002-1） 2.Account for：解释。说明 How do you account for the truth？ 3.After
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