Sodium metaborate is a by - product from deoxidation of sodium borohydride.摘要偏硼酸钠是硼氢化钠的还原 副产物.It is resistant to borohydride reduction in alcoholic solvents.在醇溶剂中,它不能被硼氢化物还原.The hydrogenation of terpineol to dihydroterpi...
On South Main Street, a huge brick building looms into view.在南大街上，一座巨大的砖砌建筑赫然出现在人们的视线中。A first-class worker, she operated the difficult Jacquard looms.她技艺高超，操作着复杂的提花织布机。All were busily engaged, men at their ploughs , wom...
别把花束得这么紧, 会弄坏的.Don't bunch the flowers up so tightly, you'll spoil them.花匠把花捆成花束.The florist bunched the flowers up.欢迎的群众摇动着花束.The welcoming crowd waved their bouquets....
to impeach sb's motives怀疑某人的动机She will be in a state of mind to impeach the justice of the Republic.她正处在咒骂共和法律的一种心里状态之中.Richard M. Nixon: They can't impeach me for bombing Cambodia.尼克松: 他们不能控告我对柬埔寨的轰炸....