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
This is show business.
而今天这个却是演艺事业。
There have been many ups and downs in our marriage, but we still love each other.
我们的婚姻有很多坎坷，但我们依旧相爱。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。