忘怀 wànghuái to forget Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 这些经历对我来讲是难以忘怀的。 zhèxiē jīnglì duì wǒ láijiǎng shì nányǐ wànghuái de. These experiences are unforgettable for me. Source: CCMatrix