you can't teach an old dog new tricks.

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/08 08:47:06

you can't teach an old dog new tricks.
you can't teach an old dog new tricks.

you can't teach an old dog new tricks.
you can't teach an old dog new tricks.
老狗学不了新把戏
朽木不可雕也;积习难改