adj.不寻常的;罕见的;非凡的,杰出的;非常接近的;
例句:
But that does not mean collisions are uncommon.
但这并非表示恒星碰撞是不寻常的.
However, it is not uncommon for individual users to have administrative privileges on a single workstation.
但是, 单个用户拥有一个工作站的管理特权的情况也很常见.
It is not uncommon for college students to live at home.
大学生住在家里并不少见。