开卷 Traditional form: 開卷 Pinyin (reading): kāijuàn Definitions: to open a book open-book (exam) Characters: 开 - to open; to start, to initiate, to begin 卷 - book, scroll, volume; curled up; to curl, to roll Traditional characters: 開 - to open; to start, to initiate, to begin 卷 - book, scroll, volume; curled up; to curl, to roll