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
Sounds like Richard.
听起来跟Richard一样。
Easy to please.
知足常乐。
It was true that he had just bought a lamb, he explained, but his lamb was black.
不错，他的确刚买了一只羔羊，阿列科解释说，但他的羔羊是黑色的。