Unsolvability
[计] 不可解性
🗣️ 情景例句
We have several package tours you may choose, from ten days to three weeks in Europe.
我们有几套欧洲旅游计划选择，时间从10天到3个星期。
I can handle it myself.
我会自己想办法的。
Once there was an old tiger.
从前有一只年迈的老虎。