lecture series的用法和样例：
例句
- Even for adults too. They have lecture series, and if you write a book, and you are an author, you might come and give a talk about your book or give a reading from your book, and people will come and in the evenings after work.
对成人也是这样，图书馆里还有系列演讲，如果你是一本书的作者，你可以到图书馆去谈一谈自己的作品，朗咏其中的某些片段。人们在下班后可以到这里来参加这些活动。 - The lecture series falls naturally into three parts.
该系列讲座可自然分作三部分。
