难道没人知道吗？别谦虚了，快来回答啊！

名词brainstorm A noun 1 insight, brainstorm, brainwave the clear (and often sudden) understanding of a complex situation [题名]：brainstorm[音标]：['breinˌstɔm][词性]：[v.n.v.][解释]：突发性精神病; 脑猝变; 脑猝病; 灵机一动; 灵感; 集体研讨; 工程师; 忽然想到的妙主意; 集体讨论

a great idea occured to me .

Act on impluseJ.J.

A great idea hits me.