informative

a. 情报的,使知道消息的,见闻广博的

It will be most interesting and informative to hear Mr. Smith.

届时能聆听到史密斯先生演讲，定会是极为有趣和增长见识的。

Sam placed his new book on one side for a year while he wrote some magazine articles and informative material.

萨姆把写新书的工作搁置了一年时间，在这段时间里他写了一些杂志文章和报道材料。