Think back. It's very important. 这很重要,你回想一下。 Let me refresh your memory. 让我来帮你恢复一下记忆。 Come to think of it, I do remember it now. 回想了一下, 我真记起来了。 I'm making my own set of flash cards. 我在弄一套自己的记忆卡。 I don't forget a thing! 什么事我都记得一清二楚! She has a photographic memory. 她的记性好得像照相机一般。 This sort of thing is hard to forget. 这种事情教人难以忘怀。 Some things are never forgotten. 有些事教人一生难忘 。 Put it out of your mind. 忘了它吧!