book book meaning in English
是书本
Examples
- The design and implement of new book booking system in quot; book square quot
之新书征订系统的设计与实现 - The business book book door is the business building that spreads most in the world currently to decorate ， is the bodyguard that you can trust at any time
商业卷卷帘门是目前世界上最流行的商业建筑装饰，是您任何时候都可以信赖的卫士。