Explanandum
n. [哲]待解释的词(或词语),待解释事物
🗣️ 情景例句
I've heard a lot about you, sir. Now I finally have the chance to meet you in person.
先生，久仰大名，现在终于让我亲自见到你了。
Do you speak English?
你会说英语吗？
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。