用一个套话来说，其内容充实。

To use a well-worn cliche, it is packed with information.

《柯林斯英汉双解大词典》

内容充实、论述充分的主题帖子可以选为精华帖。

Substantial in content, the elaboration full subject card may elect for the essence.

youdao

作为一个人，我上了内容充实的一堂课，了解到人性有多么细致。

As a human being, I learned a solid lesson in how delicately tuned human nature is.

youdao

So this is an experiment of using an online distance product to enrich what was from a content standpoint that our students recapped.

因此，这个实验,用网上远程产品充实了,同学们反复阐述的,内容观点。

麻省理工公开课 - 媒体、教育、市场课程节选