平装的

例句：

1. 1. We bought a new book in hardcover, which is more durable than the paperback version.
   我们买了一本硬皮书，比平装版更耐用。
2. 2. The library has a collection of classic literature in hardcover and paperback formats.
   图书馆有经典文学作品的硬皮和平装版本。
3. 3. The author prefers to publish his books in hardcover for better binding quality.
   作者更喜欢出版他的书为硬皮版本，以获得更好的装订质量。