Cuprous oxide is a type of material called a semiconductor.氧化亚铜是一种所谓的半导体材料.Tin free , polishing antifouling composition with cuprous oxide.含氧化亚铜的无锡自抛光防污涂料.Cuprous oxide and zinc oxide can be recovered from waste copper c...
His autobiography has sold more than 36,000 copies in hardback.他的自传精装本已经卖出了36,000多册。What's the price of the hardback?精装本多少钱?It's only available in hardback.这本书只有精装本....
Biotechnology in Health Care another 11 approvals were granted for expanded uses of existing biotech medicines.另外批准的11项旨在扩大现有生物技术药物的用途.Still, the number of new drug approvals has fallen near historic lows.但通过的新药数量还是逼近了历史...
I was carrying dispatches from the ambassador.我正拿着大使的急件。London newspapers receive dispatches from all parts of the world.伦敦各报每天收到来自全世界各地的新闻报道.China Daily receives dispatches from all parts of the world.《中国日报》收到世界各地发来的电讯....