化学家用电解法把水还原为氢.The chemist reduced water by electrolysis.经氧化 ― 还原反应, 铜渗入铁中.By oxidation - reduction reaction, copper is cemented into the iron.在需氧体系中, 氧是末端电子接受体并且被还原.In aerobic systems, oxygen is the terminal electron acc...
Two police officers arrested him and took him to Kensington police station.两名警察逮捕了他并把他带到了肯辛顿警察分局。I trailed her to a shop in Kensington.我跟踪她来到肯辛顿的一家商店。By the side of Hyde Park stands Kensington Gardens.肯星顿公园在海德公园旁边....