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
What subject did you major in university?
你在大学主修的科目是什么？
Our sweetest songs are those that tell of saddest thought.
最甜美的的歌是诉说最悲伤的哀思。
At the age of twelve years, the human body is at its most vigorous.
人体在12岁时是生命力最旺盛的时期。