这本书的目的是要对这个问题作个大概描述。

The book (was) aimed at giving a general outline of this subject.

youdao

这本书的目的是要对这个问题作个大概描述。

The book aims at giving a general outline of this subject.

youdao

你必须要给讲师大概描述一下你想如何进行，如果你希望第一天大家能随便一些，一定要提前让讲师知道。

You must outline to the trainer what you want to happen. If you'd like the first day to be casual, the trainer needs to know that.

youdao