gone astray

• v. 迷路(走入歧途；行为不道德)

gone astray的用法和样例：

例句

1. Some of my most important papers have gone astray; I wish you people would keep out of my things.
   我有一些最重要的文件找不到了，但愿你们这些人不要动我的东西。
2. Have you seen my book? It seems to have gone astray.
   你看见我的书了吗?不知道搁哪里了。