什么一些昆虫和鱼摄入鱼藤酮会致死.Explain why rotenone ingestion is lethal to some insect and fish species.所述植物提取液可以是辣椒素、鱼藤酮.The plant extract liquid may be capsaicim or rotenone.为了优化鱼藤酮异构化制备异鱼藤酮的工艺.采用三氯化铝催化下异构化.To optimize the process o...
这家航空公司亏损达3,500万美元，而澳航出资帮助其摆脱了困境。The airline had losses of $35m and was bailed out by Qantas.为了摆脱媒体的关注，这对新人在加勒比喜结连理。The couple married in the Caribbean to avoid a media circus.我离开了得克萨斯州，总算摆脱了那里的一切。I left Texas and said go...
你要仔细听才能听见老人的呼吸声。You had to listen hard to hear the old man breathe.安排照料老人的筹划者arrangers of care services for the elderly她诈骗老人的全部钱财.She fooled the old man out of all his money....
Vintage ports must be decanted to remove natural sediments.上等的波尔图葡萄酒必须倒入其他容器中以滤除自然沉淀物。The steamer calls at several ports along the way.一路上，汽船在好几个港口停靠。From these ports the grain is freighted down to Addis Ababa.粮食从这些港口运到亚...
The judge questioned him about his guilty plea...法官就他的认罪答辩进行审问。The auditor has questioned the legality of the contracts.审计员质疑这些合同是否合法。The families questioned, excluding those on income support, have a net income of £500....
He is as slippery as an eel and simply refuses to be pinned down on anything.他很圆滑,什么事情都不肯承担责任.She's as slippery as an eel.她像狐狸一样狡猾.'I'm Ben Gunn, I am,'replied the maroon, wriggling like an eel in his...