Unsatisfiability
[计] 不可满足性
🗣️ 情景例句
Do we have to pre-book tours, or can we get them on site?
我们必须预定行程， 还是到那个地方再说？
As soon as he comes, we'll let him know.
他一来，我们就告诉他。
The Smiths are my neighbors.
史密斯一家是我的邻居。