Unsatisfiability
[计] 不可满足性
🗣️ 情景例句
Of course not, Richard.
当然不会有 Richard。
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
and of what had previously been wrong with his wife,
也不知道他妻子以前得的是什么病，