Nonconservation
不守恒
🗣️ 情景例句
What is it?
是个什么样的计划？
When am I supposed to check in?
我应该在什么时候到机场办理手续呢？
We must conclude from the work of those who have studied the origin of life,
我们必须从那些研究生命起源的人的工作总结出：