Book bag
小学 Primary书包，书袋
🧩 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;
bag
[bæɡ]
n. 袋，囊，枕套;钱包，手提皮包，财富;〈英俚〉大量，很多;
vt. 把。。装入袋中，猎获;捕获;得分;抢占;
vi. 松散地垂挂;鼓胀;
🗣️ 情景例句
But I have a doctor's appointment in the afternoon.
但我后天下午跟医生约好了。
Did you use to go fishing with friends?
过去你常和朋友钓鱼吗？
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。