丛书 (cóng shū) — a series of books; a collection (of books)

Definition

Examples

• 这套丛书是关于中国历史的。
  Zhè tào cóng shū shì guān yú zhōng guó lì shǐ de.
  This series of books is about Chinese history.
• 他正在编写一套丛书。
  Tā zhèng zài biān xiě yí tào cóng shū.
  He is compiling a series of books.
• 图书馆里有很多科学丛书。
  Tú shū guǎn lǐ yǒu hěn duō kē xué cóng shū.
  There are many science book series in the library.