我们必须防备一切意外。

We must be provided against every contingency.

youdao

对一个酷暑防备不足的国家，这也只能算是一种意外事件。

In a country that is not equipped for heat, this is an emergency.

youdao

我实在是没有防备，认为领导找我聊工作不会出什么意外，所以，我就一边聊一边喝牛奶。

I thought that there was nothing wrong with having a chat with the leader. So I sipped the milk and chatted with him.

youdao