n.启发性的演说

动词inform的现在分词形式.

Non-resident students who wish to lunch in should inform the Bursar before ten o'clock. 走读生凡拟在校用午餐者希于10时前通知总务管理员，今天你在家吃午饭还是出去吃饭？

Please inform us what special offer you can make us based on a quantity of500 tons. 请告知在订购500吨的基础上贵公司能给多少特价优待。

He sent yet another telegram informing the journalist that if he did not reply soon he would be fired. 他于是又发了一封电报通知记者，如果他不立即回复就要被解雇。