但是由于事关重大，他们就都过来帮忙，一起排成一排搜查；

However, they formed themselves into line, all assisting, owing to the importance of the search;

youdao

我认为，这是关系到享受自由还是蒙受奴役的大问题，而且正由于它事关重大，我们的辩论就必须做到各抒已见。

For my own part, I consider it as nothing less than a question of freedom or slavery; and in proportion to the magnitude of the subject ought to be the freedom of the debate.

youdao