閃電閃過天空。
A sudden smile of recognition flashed across his face.

他臉上掠過一絲笑意,表示認識對方。

那司機為什么對我閃車燈?
He flashed a furious glance at him.

他憤恨地瞪了他一眼。
The lighthouse flashes its signal at intervals of five seconds.

燈塔每隔五秒鐘閃一次信號。

陽光照到窗玻璃上,又反射到她身上。 flash back to sb/sth
The film flashed back to the hero's youth.

電影鏡頭忽然回到男主角的青年時代。
My mind flashed back to last Christmas.

我的腦海里又閃現出去年圣誕節的情景。

一架噴氣式飛機在空中掠過。
The cars flashed by,I could not count them.

汽車一閃而過,我無法數清數目。

電影倒敘到從前的一個鏡頭,這樣,我們就明白了她作出決定的理由。

這念頭忽然閃過他的心頭。 flash sth into sb/sth
Suddenly the beam of an electric torch was flashed into his face.

忽然一道手電光射到他臉上。

燈光一閃,夜晚就變為白天。 引出直接引語
“And don't speak to me like that!”she flashed out.

“別跟我這么說話!”她生氣地喊道。

這位旅行者朝過往汽車晃動一個牌子,告訴司機他要去的地方。
The teacher flashed up each word to see if the children would recognize it.

老師朝孩子們打出一個個單詞牌看看他們是否認識。

他眼中冒出怒火。
Her eyes flashed with happiness.

她的眼睛里閃耀著幸福的光彩。