Otherwise cesium tetrachloroiodide may be formed.不然可能形成四氯碘化铯.The metal sheet is coated with a certain special material, such as cesium.金属片上涂有象铯那样的某种特殊材料.Use: Used as an analytical reagent, to determine alkaloid and cesiu...
Ducking her head against the rain, she hastened on.她冲着雨埋头继续赶路.They'd been ducking him in the water. Poor fellow, he cut a sorry figure.他们老是把他按入水中, 可怜的家伙, 他显出一副好难受的样子.Ducking a difficulty often just brings you face t...