异菸肼是广泛用于治疗结核的药物.The drug isoniazid is widely used in the treatment of tuberculosis.这种物质很容易由甲醛和肼反应而得到.The material is readily prepared by reaction of formaldehyde and hydrazine.这种燃料的例子是一甲肼和二硼烷.Examples of such fuels are m...
...the world's longest-running radio series, Britain's 'The Archers'.世界上最长的广播剧，英国的《阿彻一家》The program will be modeled after a popular BBC series called "The Archers"这个节目将仿照英国广播公司的人气系列剧《阿彻一家》制作。The early...