informative

关于气候变化的讲座非常有信息量。

The lecture on climate change was very ___informative.

那场关于气候变化的讲座信息量非常大。

The lecture on climate change was incredibly ___informative.

一部好的纪录片应该既有信息量又吸引人。

A good documentary should be both ___informative and engaging.