1）翻译下面的句子： 教授的航班又晚点了，大概是恶劣的天气所致吧。

The professor's flight is late again, presumably because of the bad weather.

（参考翻译：The professor's flight was delayed again, presumably because of the bad weather. 或 Presumably, the bad weather delayed the professor's flight.)

2）结合自己的生活、学习、工作、兴趣等，想象在什么语境下会用到这个表达。先简要描述这个场景，再造句。

场景：互联网公司大裁员

例句： The fourth quarter of 2018 saw massive lay-offs in many technology companies, presumably because they failed to raise the funds they needed.