Insaturation
未饱和的性质或状态
🗣️ 情景例句
Building a city can be a disaster for the environment.
新建一个城市对于环境来说可能是一场灾难。
The wolf may lose his teeth, but never his nature.
江山易改，本性难易。
Can I borrow it, please?
我可以借用一下吗？