That's just one example of the kind of experiments you can do.这只不过是你可以做的各种试验中的一例罢了。He has done experiments comple-mentary to those of Eigen.他做了一些实验，作为对艾根实验的补充。We all know about his early experiments in flying.我们都了解他...
Oxidation - reduction reactions are important in the solubilization and precipitation of iron and manganese.氧化还原反应在铁和锰的增溶和沉淀中具有重要作用.The contents of organic material, limonite and manganese hydroxides influence the variat...
一根轻微的稻草也可以告知你大风的趋势.A straw may show which way the wind blows.在大风的推动下,树叶沿着道路漂移.The leaves were swept along the road, pushed by the strong wind.我们不能保证飞机在刮大风的天气准时到达.Clerk : We can't guarantee the arrival time because o...