Preparation of specimen
[医] 标本制作
🧩 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];
🗣️ 情景例句
What was the weather like yesterday?
昨天的天气怎么样？
It doesn't make any sense!
毫无意义！
The instrument was bought by my grandfather many years ago.
是我祖父在很多年以前买的。