莽

例句：

1. 1. The man was so rude that he made everyone around him feel very uncomfortable.
   那个人非常粗鲁，让周围的人感到非常不舒服。
2. 2. She has a big heart but is also known for her impulsive and sometimes unruly behavior.
   她心地善良，但也很冲动，有时行为鲁莽。
3. 3. The vast desert stretched out as far as the eye could see.
   那片广阔的沙漠一眼望不到边。