他们知道我们决不会允许发生这样的事的翻译：They know we will never allow such a thing 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

They know that we will never allow such a thing happened

They know we will never allow such a thing

They knew we can allow in no way to have such matter

They know that we will never allow such things

They know we will never allow such a thing