Book system
[经] 帐簿制度
🧩 词语组成解析
book
[bʊk]
n. 书;卷;课本;账簿;
vt.& vi. 预订;
vt. 登记;（向旅馆、饭店、戏院等）预约;立案（控告某人）;订立演出契约;
adj. 书的;账簿上的;得之（或来自）书本的;按照（或依据）书本的;
🗣️ 情景例句
Are you kidding me?
你在取笑我？
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
Now she looks pale as if she were ill.
现在她脸色难看，好像病了一样。