nà xiē měi hǎo de huí yì rú tóng piāo miǎo de mèng jìng / zǒng shì ràng rén zhuō mō bù dìng

那些美好的回忆如同飘渺的梦境，总是让人捉摸不定。

Those beautiful memories are like hazy dreams, always hard to grasp.