在今天的英语中，campaign更多用于指，有组织、有计划、有明确目标的一系列事件，相当于campaign这个军事术语的figurative比喻用法，在词典中的定义是：Aseries of planned activities that are intended to achie
五四运动是1919年5月4日发生在北京的一场以青年学生为主，广大群众、市民、工商人士等中下阶层共同参与的，通过示威游行、请愿、罢工、暴力对抗政府等多种形式进行的爱国运动，是中国人民彻底的反对帝国主义、封建主义的爱国运动。
五四运动最重要的三份文献 1919年5月4日下午，北京十几所高校的学生3000 余人在天安门汇集，宣读《北京学生界宣言》，并游行示威、散发传单、高呼口号。大批军警闻讯随即赶来，逮捕学生 32 人，其中北大被捕学生有20 人。
After the May Fourth Movement， Marxism was widely spread in China and was accepted by China's active and advanced people.
Chinese President Xi Jinping has encouraged youth in the aerospace sector to contribute more to China's realization of greater self-reliance in aerospace science and technology. Xi， also general secretary of the Communist Party of China Central Committee and chairman of the Central Military Commission， made the remarks in a Monday letter replying to a youth team working on space station construction at the China Aerospace Science and Technology Corporation . Xi extended greetings to all youth in the aerospace sector in the letter for China's Youth Day， which falls on May 4.
