Fourteen new derivatives of steviol have been synthesized through structural modification.Among them the compound 4 appeared the best bioactivity in relation to bud sprout and growth of cotton plant.
本文对甜叶醇的结构进行修饰合成14个新化合物。其中以化合物4对棉花种子的发芽及根促进作用最佳。
单词 | cotton plants |
释义 |
cotton plants
英语例句库
Fourteen new derivatives of steviol have been synthesized through structural modification.Among them the compound 4 appeared the best bioactivity in relation to bud sprout and growth of cotton plant. 本文对甜叶醇的结构进行修饰合成14个新化合物。其中以化合物4对棉花种子的发芽及根促进作用最佳。
原声例句
新奇事件簿 The administration said the cotton plants were among several plants that were growing well. 中国国家航天局表示棉花是几种“生长良好”的植物之一。 VOA Special 2019年4月合集 A major reason why the dispute came alive again was cotton. Cotton plants spread across the states of the south. 争论再次活跃的一个主要原因是棉花,当时棉花遍布南方各州。 VOA Special 2019年10月合集 The U.S. Agriculture Department lifted a ban on production of the modified cotton plant last year before the FDA decision. 在FDA做出决定之前,美国农业部在去年解除了对转基因棉花生产的禁令。 TED-Ed(视频版) The cotton plants require a huge quantity of water and pesticides. 棉花种植需要大量的水和杀虫剂。 Essential English Word Cotton cotton is the cloth made from the fibers of the cotton plant. 棉花是由棉花植物的纤维制成的布。 TED-Ed(视频版) Cotton plants under siege by caterpillars release a specific cocktail of ten to twelve chemicals into the air. 被毛虫围攻的棉花植物向空气中释放出一种由十到十二种化学物质组成的特定混合物。 Life Noggin And also, you can say goodbye to any cotton clothes you have because cotton plants also have to be pollinated. 而且,您可以告别所有棉质衣服,因为棉花植物也必须授粉。 2016 English Cafe Remember, he had already in a sense revolutionized the economy of the American South by providing a way of getting cotton more efficiently from cotton plants. 请记住,他已经通过提供一种更有效地从棉花厂获取棉花的方法, 在某种意义上彻底改变了美国南部的经济。 Asap SCIENCE 精选 Perhaps more impressive are some corn and cotton plants, which when eaten by caterpillars, release chemicals in the air that attract parasitic wasps, who fly in and ultimately kill the insects. 也许更厉害的是一些玉米和棉花植物,当它们被毛虫吃掉时,会在空气中释放出化学物质,这些化学物质可以吸引黄蜂飞进来,最终杀死昆虫。 国富论(四) The cotton plant, indeed, afforded the material of a very important manufacture, and was at that time, to Europeans, undoubtedly the most valuable of all the vegetable productions of those islands. 的确,棉花植物提供了一种非常重要的制造材料,在当时,对欧洲人来说,棉花植物无疑是这些岛屿所有蔬菜产品中最有价值的。 2016 English Cafe Whitney understood that if these plantations could remove the parts of the cotton plant that weren't needed more efficiently, more quickly, they could produce more cotton and therefore make more money. 惠特尼明白,如果这些种植园能够更有效、更迅速地去除棉花植株中不需要的部分,他们就可以生产更多的棉花,从而赚更多的钱。 2016 English Cafe Well, here the engine, if you will, was the part of the machine that was able to remove the unwanted parts of the cotton plant in order to produce the cotton that was needed. 好吧,这里的引擎, 如果你愿意的话,是机器的一部分, 它能够去除棉花植物不需要的部分, 以生产所需的棉花。 |
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