history既是可数名词也是不可数名词，历史，史学；来历,沿革,由来；过去的事，过时的事物不可数。历史书，履历;病历;经历可数。 1、[U] 历史（指过去发生的所有事情） all the events that happened in the past a turning point in human history 人类历史的一个转折点 one of the worst disasters in recent history 近代史上最大的灾难之一 a people with no sense of history 一个没有历史感的民族 Many people throughout history have dreamt of a world without war. 历史上有很多人梦想过没有战争的世界。 The area was inhabited long before the dawn of recorded history (= before people wrote about events) . 早在有历史记载之前很久这个地区就有人居住了。 These events changed the course of history . 这些事件改变了历史的进程。 2、[sing., U] （有关某个地方、主题等的）发展史，历史 the past events concerned in the development of a particular place, subject, etc. 1 the history of Ireland/democracy/popular music 爱尔兰 / 民主 / 流行音乐的历史 The local history of the area is fascinating. 这个地区的历史很有意思。 The school traces its history back to 1865. 这个学校的历史可以追溯到1865年。 3、[U] 历史课；历史学 the study of past events as a subject at school or university a history teacher 历史老师 a degree in History 历史学学位 social/economic/political history 社会 / 经济 / 政治史 ancient/medieval/modern history 古代 / 中世纪 / 近代史 She's studying art history . 她正在研读艺术史。 see also natural history 2 4、[C] 历史（指历史记载或历史传说） a written or spoken account of past events She's writing a new history of Europe. 她正在写一部新的欧洲史。 She went on to catalogue a long history of disasters. 接下来她列举了一长串灾难。 5、[sing.] ~ (of sth)（某人的）履历，经历；家族史；（某地的）沿革 a record of sth happening frequently in the past life of a person, family or place; the set of facts that are known about sb's past life He has a history of violent crime. 他有暴力犯罪的前科。 There is a history of heart disease in my family. 我家有家族心脏病史。 a patient's medical history 病人的病历 3 本文来源：https://www.wddqw.com/doc/a187103d9c3143323968011ca300a6c30d22f190.html