名詞 paperback:

1. a book with paper covers
   同義詞：paperback book, paper-back book, softback book, softback, soft-cover book, soft-cover

形容詞 paperback:

1. (of books) having a flexible binding
   同義詞：paperbacked

1. The novel sold200,000 copies in hardcover and2 million in paperback.
   那本小說的精裝本賣了二十萬冊，平裝本賣了兩百萬冊。
2. Peter hopes that this textbook will be issued as a paperback, as this will increase the sales.
   彼得希望這本教科學書以平裝書出版，因為這樣可以增加銷售量。
3. We are doing a special promotion of our paperback list.
   我們正在搞推銷平裝書的特別宣傳活動。

pa.per.back

n.（名詞）
A book having a flexible paper binding.
平裝本：一種軟皮的書

【引伸】
pa.perback. 或
pa.perbacked.
adj.（形容詞）