Uracil -- a pyrimidine found in RNA that base - pares with adenine.尿嘧啶 -- 核糖核酸中的一种嘧啶,与腺嘌呤形成碱基对.The missile control system composed of two pares, the controller and the controlled object.粗略地看,导弹控制系统都是由控制器和被控对象两大部分组成的....
They ingeniously conflated other characters and incidents to provide an opera - comique setting.他们巧妙地把一些人物或事件揉合到一起编出一幕喜剧.They ingeniously conflated other characters and incidents to provide an opera-comique setting.他们巧妙地...