jejune

1. ADJ If you describe something or someone as jejune, you are criticizing them for being very simple and unsophisticated. 幼稚的[正式]

...jejune generalizations. ...幼稚的归纳。

2. ADJ If you describe something or someone as jejune, you mean they are dull and boring. 乏味的[老式]

We knew we were in for a pretty long, jejune evening. 我们知道自己身处一个相当漫长而乏味的夜晚。