水的化学分子式是H2O.The chemical formula for water is H 2 O.测得的准确分子量与具体的分子式完全吻合.The precise molecular weight that is measured can be uniquely associated with a specific moleculer formular.仅从分子式, 我们就能推断分子中的 “ 不饱和度 ”.From the mo...
臭氧是一种非常活跃的氧气形态。Ozone is a highly reactive form of oxygen gas.他是当下仍旧活跃的最有闯劲、最具想象力的爵士乐钢琴师之一。He's one of the most dynamically imaginative jazz pianists still functioning.20世纪80年代初他突然在时尚界活跃起来。He burst onto the fashion s...
我双脚湿透，感觉都冻到骨头里了。I've gotten my feet thoroughly soaked and feel frozen through and through.现在天气冷极了，地面都冻硬了。It was bitterly cold now and the ground was frozen hard.他们都站在那儿发愣，就像被冻在那里似的。They all stood there staring, as i...
Given data which are free from bias there are further snares to avoid in statistical work.即使数据本身不存在偏差在统计工作中仍需要避免其他陷阱。As covetousness is the root of all evil, so poverty is the worst of all snares.正如贪婪是万恶之源一样, 贫穷是最坏的陷阱.He...