Doris is a very uncommon name nowadays. 多丽丝这个名字现在很少见了。

not uncommon (=happening to a lot of people) Anxiety about taking tests is not uncommon. 常有的

Surprisingly, it is not uncommon for planes to be struck by lightning during flight. 出人意料的是，飞机在飞行中被闪电击中的事常常发生。