The fairy waved her wand and the table disappeared.那仙女魔杖一挥，桌子不翼而飞。People can't expect him to wave a magic wand.人民不能指望他创造奇迹。You can't simply wave a wand and get rid of nuclear weapons.你们不要以为魔杖一挥便能消除核武器。Blinking ...
这一组中包括黄酮类化合物, 二苯甲酮 、 一些香豆素 、 木质素 、 缩合单宁和芪.The group includes flavonoids, benzophenones, some coumarins, lignans, condensed tannins, and stilbenes.目的研究新生霉素的结构单元诺维糖和香豆素的抗肿瘤活性.Objective To study the antitumor activity of ot...
George Catlin had never seen anything like these Native Americans.乔治?凯特林从未见过像美洲土著一样的人物.George Catlin left many letters telling about his travels.乔治凯特霖留下了许多关于他旅行的信件.George Catlin always said his early years were fun.乔治?凯特...
Carpel The female reproductive organ of a flowering plant.心皮:有花植物的雌性生殖器官.Plicate carpel 6 ~8, initiated in a whorl simultaneously.心皮6～8枚, 呈一轮同时发生,为对折型心皮.The browning of Yali pear appear carpel at first , and then appear ...