Unprovability
不可证明性
🗣️ 情景例句
What's all the cheering about?
这么高兴是为什么？
It is good fishing in troubled waters.
混水之中好摸鱼。
I simply don't know. He may have plans, but he hasn't yet spoken to me about them.
我一点儿都不知道。他也许有计划，但他还没跟我谈他的想法呢。