Don't allow your chin to jut out.

别让您的下巴伸出来。

youdao

Start by elongating the neck and jut your chin slightly forward.

开始时稍稍下颚前倾，拉长脖子。

youdao

Start by elongating the neck and jut your chin slightly forward.

开始时稍稍下颚前倾，拉长脖子。

youdao