We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。Adding sulphate to the solution will give a precipitate.将硫酸盐加入该溶液会产生沉淀.More ammonium sulphate solution is being recovered in the process o...
Minimal intervention allows the ecologies to adapt itself to a more natural balance condition.最小的干预能使生态系统通过自我调整达到更自然的平衡状态.In the long view, ecologies are temporary networks.长远来看, 生态群是临时性的网络.Global ecological efforts can ...
他在体察民情方面表现得相当周到和练达。He's shown considerable delicacy and tact in feeling the public mood.世事洞明皆学问, 人情练达即文章.A grasp of mundane affairs is genuine knowledge; an understanding of worldly wisdom is true learning.这些早已被他的从容...
我已从一位可靠人士那儿获悉,这家公司经营得非常糟糕.I've heard from a reliable source that company is running very badly.我获悉新董事是墨西哥人.I read that the new director is a Mexican.我获悉失事的消息感到十分震惊.I was devastated by the news of the crash....
含淀粉的细胞可能也含有无定形的蛋白质即谷蛋白--俗称面筋.The starch - containing cells may also contain amorphous protein known as gluten.无定形和结晶聚合物两者都能发生屈服并能冷拉伸.Both amorphous and crystalline polymers can yield and be cold - drawn.分子间键合减弱, 尤其在聚合物的无...
依我看来, 仿佛还是学诗将来会成点名目. ”So far as I can see, Hsueh - shih's the more promising of the two. "将牌——花色定约(有将定约)指定名目花色的每一张牌.Trump — each card of the denomination named in a suit contract.中大西洋山脊名目收集了这个海底山脊区域的个样本.The Mid - At...
In that moment a surge of hatred flowed through my blood.那一刻，一股仇恨在我的血液中翻涌。In that 2.7-litre form it really was a terrific racing car.其2.7升的车型确实是非常棒的赛车。I'm only just beginning to take it in that he's still missi...