Invertibility
[计] 可逆性
🗣️ 情景例句
We are going to celebrate all weekend.
我们整个周末都要进行庆祝。
Tell me truth, don't beat around the bush.
实话告诉我，别兜圈子。
If there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours.
如果不是因为土壤下面有一层坚硬的岩石，他们的营救工作仅用几个小时就可以完成了。