Definition
Refers to everything that has been planned or discussed.
整个计划；全部内容
After this thorough discussion, we can finally make a decision about the whole thing.
经过这次彻底的讨论，我们终于可以对整个事情做出决定了。
I can't believe the whole thing turned out this way.
我无法相信整个事情会变成这样。
She decided to start over, putting the whole thing behind her.
她决定重新开始，把整个事情抛在脑后。