Library science
n. 图书馆（管理）学
🧩 词语组成解析
🗣️ 情景例句
I haven't had a minute to relax all day.
我今天连一分钟都没休息。
How much is a one-way ticket to Beijing?
一张到北京的单程票要多少钱？
Indeed, we lack practice and experience nowadays in dealing with primitive conditions.
确实，我们今天缺乏对付原始环境的实践和经验。