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...
This coin is a counterfeit.这个硬币是伪造的.Fifty local musicians have, to coin a phrase, banded together to form the Jazz Umbrella.50名当地的音乐家，用个双关词，“联合起来”（band亦有“乐队”之意）组成了“爵士乐大联盟”。The two boys agreed to decide the matter by toss...
The carts were pulled by bullocks.货车由阉公牛拖着....a country where horse-drawn carts far outnumber cars.马车的数量远远超过汽车的国家Golf carts with bright canvas canopies wandered the raingreen fairways.一场雨后显得愈加葱绿的高尔夫球场草地上,散放着一些带有色彩缤纷的帆布华盖...
囊性纤维化是最常见的致命遗传疾病。Cystic fibrosis is the commonest fatal here-ditary disease.“ 我是十年宦囊,尽付东流!" Every penny of ten years'savings down the drain!胆囊疾病和胰腺囊性纤维性变也常常纠缠我.Gall - blader disease and cystic fibrosis also often in...
焰火将点亮夜空。The night skies will be aglow with fireworks.他擦了一根火柴把蜡烛点亮.He struck a light and set the candle going.灯光点亮了夜空.Lights spangled the night skyline....
They contend that the company failed to disclose material information.他们坚持认为该公司并未透露实质性的信息。I am afraid we are not at liberty to disclose that information.恐怕我们无权透露这一信息。The spokesman refused to disclose details of the takeo...