Quantity of documents
[计] 文件数量
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 文档（document的复数形式）
🗣️ 情景例句
Have you any experience with a computer?
你有使用电脑的经验吗？
How did this happen?
怎么会这样？
Frank could hardly conceal his excitement, for he knew that he had made a real discovery.
弗兰克几乎无法掩饰自己兴奋的心情，因为他明白自己发现了一件珍品。