Quite hard, actually, because this kind of project raises several more complex issues like these.

实际上相当困难，因为此类项目涉及如下几个比较复杂的问题。

youdao

Quite hard, actually, because this kind of project raises several more complex issues like these.

实际上相当困难，因为此类项目涉及如下几个比较复杂的问题。

youdao