verb · to wander away and get lost, especially of people or animals in one's care

由于人多拥挤，那个小孩在游乐场走失了。

verb · to lose the original essence or sense, particularly during the process of translation

经过几次转译，这首诗的韵味已经走失了。

verb · to lose original properties such as flavor, freshness, shape, or physical appearance

这种名茶如果密封不好，其香气很容易走失。